Questions Asked on
October 4, 2009

  1. physics

    A car is traveling at a constant initial velocity of 100km/h on a level portion of road. It encounters a 6 percent incline (tan(theta)= 6/100) at point A and the car decelerates at a constant rate of gsin(theta). Find the speed of the car (a) 10 seconds

    asked by Jessi
  2. English

    How do you right an article about a school recieving computers as a reward?

    asked by lilly
  3. Physics

    A long jumper approaches his takeoff board A with a horizontal velocity of 30ft/s. Find the vertical component (vy) of the velocity of his center of gravity at takeoff for him to make the jump if he lands at a spot 22ft from point A. What is the vertical

    asked by Fred
  4. 5th grade Math

    Find the product. Estimate to check. 0.12 X 04 _______ O.108 How do I estimate to check? 0.07 X 9.2 ________ 0.644 How do I estimate to check? 0.848 X 3.2 _________ 2.7136 How do I estimate to check? Choose the better estimate 22 X 0.6 a.(12) b.(1.2) I

    asked by Please Help
  5. Physics

    a pilot must fly a destination 520 km away in a direction of N30 degree E. The air speed of the plane is 320Km and the wind speed is 85 km/h E20 degree Suth. Find the heading of the plane and the time for the trop.

    asked by Jessica
  6. Physics

    A projectile is fired with a velocity u at right angles to the slope, which is inclined at an angle theta with the horizontal. Derive and expression for the distance R to the point of impact. The only think I know to do in this situation is to make the

    asked by Lynn
  7. pre calculus

    evaluate if possible the function at the given values(s) of the independent variable. Simplify the results. f(x)=7x-4 a) f(0) b) f(-3) c) f(b) d) f(x-1)

    asked by kate
  8. magazine report

    recently your school played a host to 50 students from germany on cultral exchange program.as a head girl of your school write a report for your school magazine in about 150-200 words

    asked by lipy
  9. physics

    We start with 5.00 moles of an ideal monatomic gas with an initial temperature of 123C. The gas expands and, in the process, absorbs an amount of heat equal to 1300J and does an amount of work equal to 2040J. What is the final temperature of the gas? Use

    asked by Annie
  10. maths

    i need help with writing expressions A) double the sum of 25 and 8 i think it is(2x25+8) B) the quotient of 15 and 3 subtracted from the product of 4 and 9 i think it is (5/3-4x9) C) the difference between 20 and 5 multiplied by the sum of 8 and 2 I think

    asked by millie
  11. chemistry (drbob222)

    [Ni(NH3)m(H2O)p]^2+ + mHCl ->mCl- + pH2O + Ni^2+ + mNH4^+ excess HCl + OH- -> H2O A .185 g sample of nickel salt was dissolved in 30.00 mL of 0.1013 N HCl. The excess HCl required 6.30 mL of 0.1262 N NaOH to reach the end point. Calculate the weight of the

    asked by Anonymous
  12. biology

    how do van der Wheels forces hold molecules together? please help i tried but i still cant understand it. thank you so much.

    asked by rx
  13. Algebra

    what is the development of algebra during the year 1200-1400?

    asked by Mildred
  14. biology

    are van der waals forces and ionic bonds similar ? How ? and are there also any difference beetween them? please please please help my brain is spinning! thank you so much!

    asked by rx
  15. precalculus

    how do i find the x and y intercepts for y = 16 - 4x squared?

    asked by kaylee
  16. alg

    is -6 a solution of -3k=12-k?

    asked by jerson
  17. writeacher - re religious education

    sorry to be a pain but could you read my essay for me and see if it is okay. my assignment was to write an a4 page about sexism in christianity, islam and judaism. Sexism in religion Some people believe that there is sexism in religion. This is true for

    asked by star
  18. English - punctuation

    If the quote is a question but it needs a comma after it to separate it from the rest of the sentence, how are the two punctuation marks put together? For example, The king continued to question the boy saying, "Where were you?", but the boy refused to

    asked by Mary
  19. URGENT Home Economics

    I've got this assignment that has to be posted to the board of examinations in the morning and I don't know how to go about this question AT ALL... Reserch has highlighted the close relationship between health, nutrition and socio-economic status.

    asked by EMERGENCY!!!
  20. Math

    construct a factor tree for the given number. Then write out the prime factorization of the number 392, 190, 39 & 52

    asked by Lyndse
  21. Math

    Find all values of the missing digit that make the statement true 214,21_ is divisible by 11

    asked by Connor
  22. 3rd grade

    what is the difference between big ideas and small ideas. please give examples

    asked by john
  23. Math

    Identify the number 126 as either prime or composite. Show or explain why

    asked by Connor
  24. Math

    Determine whether the statement is true or false. Show or explain why. If n is a natural number and 4 | n, then 8 | n.

    asked by Tim
  25. Math

    Decide whether or not the number 235,950 is divisible by 30. Show or explain why.

    asked by Anonymous
  26. Math

    Find the prime factorization of 198, and write it in exponent form. Show your method.

    asked by Anonymous
  27. Math

    Find the GCF of the numbers 52 and 405. Show your method.

    asked by Anonymous
  28. College Algebra

    Mendoza Manufacturing plans to producea one compartment vertical file by bending the long side of a 10-in. by 18-in. sheet of plastic along two lines to form a U-shape. How tall should the file be in order to maximize the volume that it can hold?

    asked by Alan
  29. Math

    Find the least common multiple for the numbers 56 and 96. Show your method

    asked by Anonymous
  30. social studies

    why would u advocate for plualism

    asked by dee
  31. 5th grade

    The two violinists played a duet. what is the subject and predicate?

    asked by gman
  32. 5th grade

    The two violinists played a duet. what is the subject and predicate?

    asked by gman
  33. Math

    Crunchy Corn Chips are packaged in bags labeled "net weight 10 ounces." In fact, the weight of a bag of Crunchy Corn Chips follows a normal distribution with mean ì ounces and standard deviation ó ounces. Worried about customer complaints and potential

    asked by Stephanie
  34. Math

    If a natural number is divisible by 7, then it must also be divisible by 21.

    asked by Anonymous
  35. Health

    Identify and describe three causes for the increasing costs of health care. What impact does each of these causes have on society?

    asked by Jeannie
  36. Math

    Determine whether the statement is true or false. Explain or show why. If a natural number is divisible by 7, then it must also be divisible by 21

    asked by Anonymous
  37. science

    how do i reword this purpose staetment for my experiment? Lab Manual: Purpose: To measure a physiological quantity,your reaction time to both audio and visual stimulus. Rewording: To scientifically measure the test subjects reaction time in both audio and

    asked by ron
  38. Physics

    A ball is lodged in a hole in the floor near the outside edge of a merry-go-round that is turning at constant speed. Which kinematic variable or variables change with time, assuming that the position is measured from an origin at the center of the

    asked by Anonymous
  39. chemistry

    apply write an expression for the quantity 506,000 cm in which it is clear that all the zeros are significant.

    asked by ali
  40. Physics

    A ball is lodged in a hole in the floor near the outside edge of a merry-go-round that is turning at constant speed. Which kinematic variable or variables change with time, assuming that the position is measured from an origin at the center of the

    asked by Anonymous
  41. Physics

    Uniform Circular Motion: Suppose that a particle's position is given by the following expression: r(t) = Rcos(omega*t)i + Rsin(omega*t)j 1. Choose the answer that best completes the following sentence: The particle's motion at t=0 can be described by

    asked by Anonymous
  42. history

    How did the incorporation of western territories into the United States affect Indian nations such as the Sioux or the Nez Pierce?

    asked by jessica
  43. Math

    Find the LCM for the given numbers by an appropriate method. 24, 54, and 27 Show your method.

    asked by Anonymous
  44. Math

    Write the subtraction problem as an equivalent addition problem. Explain. 46 - 15

    asked by Anonymous
  45. math

    A delicatessen serves 13 kinds of sandwiches and 5 kinds of chips. How many different sandwich and chip lunches can they make if each lunch has one sandwich and one bag of chips

    asked by Sam
  46. Math

    Identify the number 113 as either prime or composite. Show or explain why

    asked by Larry
  47. math

    Write the numeral in base ten. 555six

    asked by Sam
  48. Math

    True or false. If n is a natural number and 4 | n, then 8 | n.

    asked by Anonymous
  49. math

    SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response. Identify an integer x for which 3x/4 represents a ratio greater than 3 : 1 but less than 4 : 1.

    asked by Anonymous
  50. 2nd grade math

    How do you count the digits using the base-10 block place value?

    asked by Madisyn
  51. american history

    what were the effects of the Indian Wars?

    asked by alex
  52. English

    One of these sentences contains an error in sentence completeness (errors in sentences completeness, such as the omission of a verb or a preposition needed to complete the meaning of a sentence. 1. The meteorologist reported a hurricane was approaching. 2.

    asked by Abriel
  53. math

    SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response. Identify an integer x for which 3x/4 represents a ratio greater than 3 : 1 but less than 4 : 1.

    asked by In great need of help
  54. Science

    How do you calculate the amount of people in a city?

    asked by Easton
  55. Math

    The distance that light travels in 1 year (a light year) is 5.88x10^12 miles. If a star is 2.4x10^8 light years away, what is the distance to that star in miles? Answer in standard notation. I put the answer 1411200000000000000000 miles and it says I'm

    asked by Katlyn
  56. Math

    Find the least common multiple for the numbers 56 and 96. Show your method. possible answers are ) 1344 B) 224 C) 672 D) 168

    asked by Anonymous
  57. Physics

    A canoe has a velocity of 0.490 m/s, 45 degrees southeast relative to the earth. The canoe is on a river that is flowing at 0.600 m/s east relative to the earth. Find the magnitude of the velocity vector v of the canoe relative to the river. Express your

    asked by Anonymous
  58. science

    why can we see dust particles in the air in bright light and what is keeping them up

    asked by ell
  59. Algebra

    69: 16x^2+8x-3. I inserted this into the quadratic formula and got -8+/- the square root of (8^2-4(16)(-3)/(2 times 16). This reduced to -8+/- the square root of (64+120)/32, which further reduced to -8+/-the square root of 184/32. I reduced the top part

    asked by Britt
  60. Math

    Find the GCF of the numbers 52 and 405. Show your method. The possibilities are 65, 26, 1 and 6. Is the gcf 1?

    asked by Anonymous
  61. Math

    Determine whether the statement is true or false. Show or explain why. If n is a natural number and 4 | n, then 8 | n.

    asked by Lyndse
  62. Physics

    Watching a jet plane fly high over my head, I noticed that the sound seemed to be coming from directly above me when the plane was at an angle of 30 degrees from vertical. How fast was the plane flying? Assume the speed of sound was 330 m/s.

    asked by Becca
  63. world history

    What dominated Nubia during the period of the New Kingdom.

    asked by brianne
  64. Citing a source APA

    I need help citing a source APA style for my bibliography. My source is a website, an organziations website called FORGE. You might have to check it out to see what im talking about. The part i need to cite is "informatin on Zambia". Its not an article on

    asked by Amy
  65. Math

    r/5-3=2r/5+16 Please help me solve for r, I just can not seem to figure it out.

    asked by Gaby
  66. Human Services Management

    Assignment: Mission Statement Internet Search Search the Internet to find at least three examples of mission statements for three different human service organizations. Create a 10- to 12-slide PowerPoint® presentation that addresses the following in

    asked by Aspen
  67. Physics

    A ball is fired from a height of 3.0 m above the ground,with a speed of 13 m/s and an angle of 22 degrees below the horizontal.(a) At what time does the ball hit the ground? (b) What is the impact velocity?

    asked by Sandhu
  68. Math

    Jane wishes to buy books for her children. At one shop a book costs sh.400 it is sold with 2 pens costing sh.10 each and another shop sells a book at sh.200 with a pen costing sh.40 each. She is prepared to spend not more than sh.3200 on books and sh.280

    asked by Anonymous
  69. Physics

    A particle's initial velocity is given by vox = -1.0 m/s and voy = 3.0 m/s. Its acceleration is ax = 0.50 m/s^2 and ay = -0.90 m/s^2 (a) Calculate its velocity 2.0 s later. (b) Calculate its displacement at that time.

    asked by Sandhu
  70. MLA in-text citations

    A professor gave us an assignment based on one of three websites. The website I chose has multiple pages, each with a title, but none of the pages have titles. When citing a fact or quotation from a certain page, should I use the page's title in the

    asked by Jenna
  71. English

    Is Eminem a male name or a female name? How do you !@#$%^&ounce the name?

    asked by Tom
  72. algebra 1

    -2/3z=-4/9 i tried to solve, but i keep on getting the wrong answer, and i do not understand what i am doing wrong. please help.

    asked by zoey
  73. science

    a word for a profile or side view

    asked by al
  74. calc

    f(x)=7x-4 a) f(0) b) f(-3) c) f(b) d) f(x-1)

    asked by kim
  75. Algebra 1A

    Could someone solve this for me please? (-3).(-7)>(-3)(-4) and also determine whether the inequality is true or false.Thank you

    asked by Don
  76. English

    Tom's sister has a son. What does Tom call him? 1. He calls him nephew. 2. He calls him "nephew." 3. He calls him "nephew". (Which answer is right?)

    asked by Tom
  77. Science

    What are the factors for hair health?

    asked by Steve
  78. English

    1. The puma is chasing the deer. 2. Do you like rice cake? This rice cake has red beans. Some believe that red beans chase away ghosts and bring good luck. It's just superstition, right? 3. Americans eat turkey on Thanksgiving Day. However,Turkey is a

    asked by Tom
  79. human blood cells

    what cells are mostly seen in infections? red or white??

    asked by chrissy
  80. Math

    h=at-.25vtsquared ,solve for a Please help me, I have no idea how to solve!

    asked by Petronella
  81. science

    Name one land and ocean animal that migrate.

    asked by Jacob
  82. science

    Nikki lives near the deepest ocean trench in the world.What country does she live in .

    asked by Jacob
  83. calculus - limits

    can someone help me determine that limit for the following function, as x --> -2? 2 - abs(x) / 2 + x

    asked by thomas
  84. biology

    Cell City Analogy By Shannan Muskopf In a far away city called Grant City, the main export and production product is the steel widget. Everyone in the town has something to do with steel widget making and the entire town is designed to build and export

    asked by jalecia
  85. English

    In my 5-paragraph essay, I say "my goal of becoming a doctor" or "to become a doctor" at least 4 times. What can I say instead of become?

    asked by A.
  86. com 140

    Suggest two tips for creating academic documents not mentioned in the resource information.

    asked by Laura
  87. Chemistry

    The Goodyear blimps, which frequently fly over sporting events, hold approximately 1.90×10^5 ft^3 of helium. If the gas is at 25 C and 1.0 atm, what mass of helium is in the blimp?

    asked by Monica
  88. English- schools of literary criticism

    Hi there, I've really been trying to understand the theory of postmodern criticism and modern criticism, but I still can't seem to understand what it is. I've been researching on the web, & it's still not very clear. I hope someone can help me out here.

    asked by May
  89. chemistry

    all metric units of length are based on multiples of _________

    asked by taylor
  90. Trig

    A 30 degree central angle is in central position in a circle with a radius of 7 square roots of 5 (245). What are the coordinates of the point where the terminal ray intersects the cicrle?

    asked by Ashley
  91. science

    What type of rock is made by a volcano

    asked by Tamia
  92. social studies

    how did geography influence the city-states of Sumer?

    asked by crystal
  93. math

    the sum of 3 numbers is 301. the second number is 3 less than 12 times the first number. the third number is 4 more than 7 times the first number. find the 3 numbers

    asked by taylor
  94. Math

    B is in the interior of

    asked by Marisol
  95. physics

    A surveyor measures the distance across a straight river by the following method. Starting directly across from a tree on the opposite bank, she walks 90 m along the riverbank to establish a baseline. Then she sights across to the tree. The angle from her

    asked by Zoe
  96. Chemistry

    How many grams of CaH2 are needed to generate 54.5L of gas if the pressure of is 815 torr at 20C?

    asked by Monica
  97. Physics

    Assume it takes 6.00 minutes to fill a 45.0 gal gasoline tank. (1 U.S. gal = 231 in.3) I don't know how to solve for part C. (a) Calculate the rate at which the tank is filled in gallons per second. ANSWER: 0.125 (b) Calculate the rate at which the tank is

    asked by Zoe
  98. chemistry 12th grade

    can carboxyl groups undergo controlled oxidation...why or why not??? thanks

    asked by paul
  99. english

    I don't know what to write for a harvard outline of romeo and juliet mtv version. Discuss how color, music and setting was used effectively and thematically in Romeo and Juliet. How did the actors make this movie real for you.

    asked by Becky
  100. Science

    Ethanol has a density of 0.789 grams per centimeter ubed. How many cubic centimeters of ethanol must be poured into a graduatedcylinder to equal 30.3 grams?

    asked by Wanda
  101. Physics

    Suppose you are given the following equation, where xf and xi represent positions at two instants of time, vxi is a velocity, a is acceleration, t is an instant of time, and a, b, and c are integers. xf = xi ta + vxi tb + 1/2 ax tc For what values of a, b,

    asked by Jess
  102. physics

    A fly lands on one wall of a room. The lower left-hand corner of the wall is selected as the origin of a two-dimensional Cartesian coordinate system. The fly is located at the point having coordinates (1.80, 1.15) m. (a) How far is it from the corner of

    asked by Nancy
  103. 12th grade chemistry

    Thanks for your answer DrBob. I am still stumped.The question I was asked to answer is Do acetic acid and stearic acid undergo controlled oxidation reactions? Explain why/why not and draw an equation to illustrate the answer.

    asked by paul
  104. Science

    Which of the following procedures increases the average kinetic energy of the molecules in a beaker of water. 1. heating water from 0 degrees C to 100 degrees C. 2. Cooling steam at 100 degrees C to ice at 0 degrees C. 3. Changing ice at 0 degrees to

    asked by Wanda
  105. 5th grade

    What is the definition of energy???

    asked by Anonymous
  106. social studies

    Why do many religions require their followers to fast at certain times of the year?

    asked by Alyssa
  107. social studies

    What is Nazism and how was it able to gain popularity in Germany after WWI?

    asked by Anya
  108. english

    Can someone write a harvard outline for me. I have no clue what to do. Discuss how color, music and setting was used effectively and thematically in the M.T.V version of Romeo and Julie. How did the actors make this real for you.

    asked by Becky
  109. financial management

    A rapid rate of growth in sales and profits may require: Answer higher dividend payments to shareholders. increased borrowing by the firm to support the sales increase. the firm to be more lenient with credit customers. sales forecasts to be made less

    asked by dee
  110. science

    Explain what happens to the density, volume, mass, and shape of an ice cube put in a glass jar and left out in the sun.

    asked by John
  111. financial management

    Using the following information, prepare a balance sheet for Midsize Corporation: Total Current Assets $11,800,000 Gross Fixed Assets $15,000,000 Cash ? Stockholders' Equity $6,450,000 Inventory $5,800,000 Accrued Expenses $600,000 Accounts payable

    asked by dee
  112. math

    The Yankee Clipper leaves the pier at 9:00 am at 8 knots. A half hour later the River Rover leaves the same peir going in the same direction traveling at 10 knots. At what time will the River Rover overtake the Yankee Clipper? Please help me solve this

    asked by Shayna
  113. Economics

    Help solving this question, please help me on how to do it. Don't give me the answer... If the banking system has $15,000 of total reserves and a reserve requirement of 20%, the money supply can reach a maximum of $30,000. $65,000. $75,000. $150,000.

    asked by Chris
  114. science

    What kind of change does a cake that is cooking undergo as it bakes? I would think it was a chemical and physical change. Am I correct?

    asked by John
  115. Trig

    A line goes through points (2ã3,-3) and (8ã3,3). Find the equation of the line through these 2 points and the angle of incline (between the line and the x-axis).

    asked by Sarah
  116. chemistry

    how can i Specify what ions are present in solution upon dissolving each of the following substances in water: ZnCl2, HNO3, (NH4)2SO4,Ca(OH)2

    asked by nina
  117. 7th grade

    How do I convert decimal into fraction. Ex. .83

    asked by Eric
  118. Economics

    Goods produced by the government are called? Is it Public Goods or externalities?

    asked by Ralph
  119. math

    How do I convert From fraction into decimal 1/33?

    asked by Eric
  120. government

    a person accused of a crime does not have the right to a speedy trial] b a presidential pardon] c the assistance of counsel for his or her defense d a trial by jury

    asked by mel
  121. spanish

    This is my Spanish video project's script.. could you double check to make sure these translations are right? Thanks! Hi, my name is Chris and this video will show you how to be me Hola, me llama Cristobal, y esto video mostrará cómo ser yo. Here is my

    asked by Chris
  122. government

    the difference among members of the constitutional convention were settled by a duels b compromises c boycotts d all of the above

    asked by ash
  123. math

    do u have study links

    asked by michael
  124. geo

    what are some enviromental reasons people move?

    asked by clueless
  125. Socials

    The act of _________ assured all Protestants freedom of worship. when Charles II gained the throne it was called the_________

    asked by Sara
  126. geo

    what are some political reasons people move?

    asked by clueless
  127. Chemistry

    A piece of metal of mass 20.0g @ 100°C is placed in a calorimeter containing 50.7g of water at 22.0°C. The final temperature of the mixture is 25.7°C. What is the specific heat capacity of the metal? Assume that no energy leaves to the surroundings. Not

    asked by Momo
  128. statistics

    At a certain college, 15% of the students receieved an A in their required math cousre, 10% receieved an A in their required chemistry course, and 5% receieved an A in both. A student is selected at random. a.) What is the probability that he received an A

    asked by Sharon
  129. physics

    Four 6.0 spheres are located at the corners of square of side 0.7m. calculate the magnitude and the direction of the total force exerted on one sphere by the other three.

    asked by Jenny
  130. foundations of government project

    Purpose of Government principles of a Democratic Government Documents that influenced the Constitution Citizenship and Naturalization Dutien of Citizenship Tesponsibilities fo Citizenship Personal Traits of Good Citizens

    asked by tony
  131. chelmistry

    describe the global warming problem. what are the primary gases involved in the green house effect/global warming. how are the gases generated

    asked by tran
  132. computers

    How can you write a sorting algorithm for three intergers in simple english terms before it is translated into C?

    asked by su
  133. Economics

    Is the Board of Governors influenced by Political Consideration?

    asked by Jack
  134. trig

    csc(x)=3 and pi/2 less than (x) less than 3pi/2, find cot(x).

    asked by Samantha
  135. math 115

    idenify the rate in the following 27% of 500 is 135

    asked by new one
  136. Spanish

    How do you say goodbye to someone you wont see for a couple of months?(In Spanish)

    asked by Annia
  137. math 115

    find the missing angle it is a traingle and the one bottom corner is 75 degrees ane the corner is 73 degrees what is the top angle degre

    asked by new one
  138. science

    you have a daughter that weighs 11.0 kg. theh dosage for ibuprofen is 10.0 mg for every kg of body mass. the bottle has 20.0 mg of ibuprofen per cc of suspension. how many cc of suspension should you give her?

    asked by beth
  139. english

    compare and contrast beowulf from batman

    asked by lala
  140. science

    the doctor orders 0.200 mg of atropine im for you. the concentration recorded on the premixed syringe is 0.00100 g of atropine im per 10.0 mL of solution. how many mL should the nurse administer?

    asked by beth
  141. Socials

    I need help on this one. Spread false stories of Roman Catholic plots. It has five letters, a is the second letter, and n is the last letter.

    asked by Sara
  142. Chemistry

    how can i know if a solution is aqueous or solid? i have a test tomorrow and don't know how to do this PLEASE HELP!!! i have this question on my homework...Will precipitation occur when the following solutions are mixed? 1. Na2Co3 and AgNO3 2. NaNO3 and

    asked by nina
  143. chem

    What mass of phosphoric acid will be produced from the reaction of 10.00g of P4O10 with excess water?

    asked by Anonymous
  144. physics

    the near earth asteroid Rendezvous (NEAR), after travelling 2.1 billion km, is meant to orbit the asteroid Eros at a height of about 15 km from the asteroidal center. Eros is roughly box-shaped, with dimensions 40km x 6km x 6km. Assume eros has a density

    asked by jasmine
  145. algebra

    9x^2-43x-10=0 solve by factoring

    asked by a
  146. history

    what was the significance of reservation policy?

    asked by jess
  147. Chemistry

    CaH2 is so reactive with water that it can be used to "dry" solvents other than water. If a sample if solvent that contains a total of 14g of water is added to 24.6g of calcium hydride, which of these will remain after the reaction is complete: water or

    asked by Amanda
  148. Socials

    Political party which favoured a strong, hereditary monarchy. This word has six letters and the second letter is o.

    asked by Sara
  149. Physics - electrons/protons

    If you place a free electron and a free proton in the same electric field, how do the forces acting on them compare? How do their accelerations compare? Their directions of travel? My answer: Direction of travel: The proton and electron would move towards

    asked by Mary
  150. physics

    a jet pilot takes his aircraft in a vertical loop. a) if the jet is moving at a speed of 2000 km/h at the lowest point of the loop, determine the minimum radius of the circle so that the centripetal acceleration at the lowest point does not exceed 6.0g's

    asked by jeffery
  151. Math

    The first three elements of a number sequence are 1, 2, 3. ( As you can see, the middle number is one less than the product of its neighbors. This is true for the rest of the elements of this sequence. Now add the elements of the sequence up to a certain

    asked by Diana
  152. Chemistry

    I need some help with writing reactions. I have the following to write out: a. the hydration of copper sulfate b. the reaction of liquid sulfuric acid to form aqueous sulfuric acid c. the reaction of calcium oxide w/ water to form calcium hydroxide For a,

    asked by Nikki
  153. math

    im solving nonlinear equations they are y = x^2 y - 2 = x so i plugged in the x^2 to get x^2 - x = 2 then i factored out an x to get x(x-1) = 2 now what would i do?

    asked by lyne
  154. Math

    Histogram, with data hours of sleep per night at 5 to 11 hours and scores from a quiz starting at 38 points to 92 points, how would that look?

    asked by Dylan
  155. Algebra 1:Problem Solving

    How many different seven-digit telephone numbers are available if the only restriction is that the first digit can't be 0? Is there a formula for this to make it simpler? Then I'll solve this problem myself.

    asked by Thea
  156. Math

    From the decimal form of 1/13 we pick 99 consecutive digits and treat it as a 99-digit number. Can this number be divisible by 3?

    asked by Paula
  157. Math

    A number magician tells you: : Pick any positive integer and multiply it by 18. Delete one of the non-zero digits of the product. Tell me the sum of the remaining digits of the product and I will tell you what digit you deleted." Explain this trick.

    asked by Kara
  158. Quick Help

    What kinds of practical help (if any) are available for teens on the website? Not quite understand this question. Can somone simply for me please? Thanks.

    asked by John
  159. science 4th grade

    why do scientist predict?

    asked by crystal
  160. Physics

    In outer space, a constat net force of magnitude 140 N is exerted on a 32.5 kg probe initially at rest. (a) what acceleration does thie force produce? (b) how far does the probe travel in 10.0 s?

    asked by Adam
  161. Physics

    In outer space, a constat net force of magnitude 140 N is exerted on a 32.5 kg probe initially at rest. (a) what acceleration does thie force produce? (b) how far does the probe travel in 10.0 s?

    asked by Adam
  162. Math

    If you have a problem like this: 2/3!+1 ------ 1/2!+4 What does the exclamation point mean? :O

    asked by Mika
  163. math

    I cannot figure out how to make a 3 circle veen diagram from the following problem. Can someone please help me? Country-westren songs emphasize three basic themes: love, prison, and trucks. A survet of the local country-westren radio station produced the

    asked by Jill
  164. Math 7

    13^51=6.473079898728652E56 What does the E mean? The full equation is actually: 13^51/5=n

    asked by Rayne
  165. Biology

    I got this question wrong on a quiz and i was wondering what the answer was, to help me study for a test. What do organisms do with O2 ??

    asked by Delaney
  166. Math

    Suppose the central Park Coffee Shop sells a cup of expresso for 2.00 and a cup of cappuccino for 2.50. On Friday Destiny sold 30 more cups of cappuccino than expresso for a total of 178.50, worth of expresso and cappuccino. How many cups of each were

    asked by Nadia
  167. Mathematics

    Three quarters are tossed, and a tail appears on at least one of them. What is the probability that at least one head appears? Express your answer as a common fraction. I'm confused on this problem. I don't even know what the problem is asking. :D

    asked by Miri
  168. Physics

    an adult 68 kg cheetah can accelerate from rest to 20.1 m/s (45 mph) in 2.0 s. Assuming constant acceleration, (a) find the net external force causing this acceleration. (b) where does the force come from? that is, what exerts the force on the cheetah?

    asked by Adam
  169. math

    how do you graph a pattern?

    asked by Cory
  170. Science

    What is the difference between direct and indirect sunlight?

    asked by Lily
  171. astronomy

    The only important historical solar system object which has not yet been visited up close by satellite spacecraft is.. A) a comet or asteroid b) pluto c) neptune d) saturn's moon titan

    asked by jess
  172. world history

    how do you compare north american and latin/carribean racial ideologies from 1500-1830?

    asked by alexis
  173. Quick Help (urgent)

    How do you know the information presented on the sites are accurate? healthunit . com teenwire . com sexualityandu . ca sexetc . org I don't know how to do this question. Truth is I "don't" know if the information is accurate. Please help, like give me an

    asked by John
  174. Math

    Find the maximum value of g if g(x) = 7-8x-2x^2

    asked by Samantha
  175. college

    The radiator in a certain make of car needs to contain 20 liters of 40% antifreeze. The radiator now contains 20 liters of 20% antifreeze. How many liters of this solution must be drained and replaced with 100% antifreeze to get the desired strength?

    asked by Kristina
  176. Help (last question)

    What topics are discussed on the webiste? Abuse Air Quality Alcohol, Drugs, Addictions Babies Before Pregnancy Breastfeeding Cancer Prevention CERV Child Safety Children Classes Clinics Communicable Diseases Community Events Dental Health Emergency

    asked by John
  177. To. Ms. Sue

    george, the german elector of _________ became king of Britain would it be Hanover

    asked by Sara
  178. MATH ??

    Well I was given this in math here goes. In what year of our modern calender go Christmas and new years day fall on different days of the week? I just don't know this

    asked by Cammie
  179. Math

    b^2/12/(b/4/5/b)

    asked by Kawanna
  180. trig

    I need help on these problems: Find the exact value of tan(23pi/6) also, Find the reference angle in radians and degrees for (34pi/18) please help walk me through these.

    asked by Lex
  181. Math

    Four girls bought a boat for $60.00. the first girl paid-one half the sum of the amounts paid by the other 3. The second girl paid one-third the sum of the amounts paid by the other 3. The third girl paid one-fourth the sum of the amounts paid by the other

    asked by Allison
  182. Physics

    In a "Rotor-ride" at a carnival, people are rotated in a cylindrically walled "room." (See Fig. 5-35.) The room radius is 4.6 m, and the rotation frequency is 0.7 revolutions per second when the floor drops out. What is the minimum coefficient of static

    asked by Jennifer
  183. fashion industry

    what is the definition of "line release" in terms of fashion?

    asked by victoria
  184. CRT 205

    Imagine your child is trying to prove that she did not steal chocolate chip cookies from the cookie jar, so she makes this argument: ―There are no chocolate stains on my hands, so I couldn’t have stolen the cookies.‖  Post your response to the

    asked by Anonymous
  185. Math

    In how many ways can the word INITIAL be arranged? I know that if all the letters were different (aka ABCDEFG) then the answer would be 7!, and I think if two of the letters were the same (aka AABCDEF) then the answer for be 7!/2! (or maybe 7!/2?), but I'm

    asked by Samantha
  186. science(HELP)

    WHAT IS THE INDEPENDENT AND DEPENDENT VARIABLES BASED ON THIS QUESTION: DOES HUMIDITY AFFECT HAIR IN THE SAME WAY WHETER IT IS LONG, SHORT,STRAIGHT, CURLY, COLORED, OF PERMED? I REALLY NEED SOME HELP I'M SO CONFUSED AND FRUSTRATED!!!!!!!!!!!!!!

    asked by SIMP( secret important person)
  187. Business

    Who is wal-mart target market?

    asked by Bryan
  188. ethics 125

    write an essay on the migration and etermination of korean americans.

    asked by michelle
  189. Chemistry

    Draw a bond-line formula for 4-ethyl-2,2-dimethylhexane

    asked by Adam
  190. Trig

    Need hellpp!! If a bicycle has 26 inch diameter wheels and the front “chain”drive has a radius of 2.1 inches and the back drive has a radius of 2.5 inches, how far does the bicycle travel for every one rotation of the cranks (pedals)? Carry out all

    asked by Alli
  191. Physics

    You are explaining why astronauts feel weightless while orbiting in the space shuttle. Your friends respond that they thought gravity was just a lot weaker up there. Convince them and yourself that it isn't so by calculating the acceleration of gravity 562

    asked by Jen
  192. chemistry (drbob222)

    I posted yesterday. Re: Chemistry (Sunday, October 4, 2009 at 12:49pm). Here's the information I left out. Number 3 simply states: nickel forms a large number of ammonia salts Ni^2+(NH3)m(Br)n . p(H2O) where m, n, and p represent the coefficients in the

    asked by Anonymous
  193. Crossword

    This act made it illegal to hold an individual in prison without trial: It has 12 letters and the 2nd letter is A : Habeas Corpus what made parliament stronger than the monarchs ?

    asked by Sara
  194. Math

    Find the equation of the line in standard form that goes through the point (-2,1) and is parallel to the line containing (1,4) and (2,3).

    asked by Samantha
  195. Crossword

    required any person holding office to belong to the anglican vhurch: this word has 7 letters

    asked by Sara
  196. Trailer

    where can I watch the newest trailer of New Moon

    asked by Belle
  197. math algebra am i correct

    translate to an inequality my salary next year will be at least $36000 is it? x > $36000

    asked by scooby9132002
  198. Psychology 270

    Mr. and Mrs. Lawson brought their 4-year-old adopted daughter, Clara, to see Dr. Mason, a psychiatrist. Clara was polite in greeting Dr. Mason, but did not smile and kept her gaze down as she took a seat. Mr. and Mrs. Lawson sat next to Clara and began

    asked by Anonymous
  199. ..

    are most petri dishes the same size? if so what would the diameter of one be? i need to find the surface area of a petri dish

    asked by lyne
  200. Language Arts

    Simile, Idiom , or Both? He is sweatng like a pig

    asked by Anya
  201. science

    are most petri dishes the same size? if so what would the diameter of one be? i need to find the surface area of a petri dish

    asked by lyne
  202. Tax

    Fay, a sole proprietor is engaged in a cash basis, service business. In the current year, she incorporates the business to form Robin Corporation. She transfers assets with a basis of $400,000 (fair market value of $1.2 million), a bank loan of $360,000

    asked by Ana
  203. health

    Explain in 250 to 300 words how the general duties for handling patient records differ between a records administrator (RHIA) and a records technician (RHIT). Discuss three specific examples of competency differences between the RHIA and RHIT exams.

    asked by Anonymous
  204. Crossword

    What made parliament stronger than the monarchs: it has 13 letters and the 3rd letter is l

    asked by Sara
  205. physics

    A person travels by car from one city to another with different constant speeds between pair of cities. She drives for 38.6 min at 87.2 km/h, 10.3 min at 107.9 km/h, and 45.6 min at 45.7 km/h, and spends 17.9 min eating lunch and buying gas. Find the

    asked by juan
  206. Tax

    RPC has EMP of $200,000 end of 2008. Taxable income end of 2009 is $1 million and the tax for the year is $340,000. Non deductible charitable contribution of $10,000 dividends received is $25,000 Net Capital Gain is $40,000 Paid dividends to shareholders

    asked by Ana
  207. Crossword

    spread false stories of roman Catholic plots:this word has 5 letters, 2nd letter is a, and the last letter is s.

    asked by Sara
  208. Social studies

    What does counter hegemony globalization mean in layman's terms?

    asked by Anonymous
  209. Crossword

    The earl of __________ was the leader of the tories: this word has 5 letters, and the last letter is y.

    asked by Sara
  210. BIOLOGY: GENETICS

    Q) In D. virilise, the mutations dusky body (dy), cut wings (ct) and white eyes (w) are all recessive alleles located on at different places on the x chromosome. Females heterozygous for all three mutations were crossed to dy ct w males, and the following

    asked by Susan
  211. math am i correct (algebra)

    margie is certain that every time she parks in the city garage it costs her at least $2.25. If the garage charges 25 cents plus 25 cents for each 1/2 hr, how long is margie's car parked? i say 5 am i correct?

    asked by scooby9132002
  212. Math

    This is a problem concerning GCD. I need to prove gcd(a,b) = gcd(a,b+a). I always get like like halfway then hit a roadblock (e.g. i can prove gcd(a,b) = gcd(a,b+a).

    asked by George
  213. math am i correct

    a+7

    asked by scooby9132002
  214. Crossword

    What made parliament stronger than the monarchs: it has 13 letters and the 3rd letter is l

    asked by Sara
  215. physics

    a baseball is thrown at an angle of 25 degrees relative to the ground at a speed of 23.0 m/s. if the ball was caught 42.0 m from the thrower, how hight was the tallest spot in the ball's path?

    asked by Zoomba21
  216. 5th grade math

    Find The Product. Estimate to check. 0.12 X 0.9 = 10.8 or is it .108? estimate is 12 X 10 =120 Is this correct? Thank you

    asked by Please Help
  217. math am i correct

    5x-15=3y is the ordered pairs (-3,0)(0,-5)

    asked by scooby9132002
  218. AMERiCAN

    Describe why Thomas Paine believes that it is “common sense” to declare independence?

    asked by DiANA
  219. math

    from a base elevation of 76000 ft, a mountain peak in colorado rises to a summit elevation of 14321 ft over a horizontal distance of 15841 find the grade of the peak

    asked by kate
  220. math am i correct???

    a+7

    asked by scooby9132002
  221. Philosophy

    Hello can someone help me? Philosophy is such a different language for me, I have been reading for hours and feel like I am from another planet... I am supposed to write a pursuasive letter to a european philosopher... Write a persuasive, formal letter to

    asked by Anonymous
  222. English

    i have a economic case to analyze, but i'm just an english major and don't know how to do it. can you help me? thanks a million. the case is very long: bob is going to university but his mother asks him to buy his clothes himself. he has limited money and

    asked by Danielle
  223. math am i correct

    find the slope? is it x? x+4y=8 4y=x+8 .......................

    asked by scooby9132002
  224. English

    Hi, I recently posted a question about postmodern and modern theories of criticism, and I still don't really understand it. Could someone please explain these two to me? I found some info.. but I still kinda don't understand. "Postmodernism represents the

    asked by May
  225. Trig

    This problem is stumping me, can anyone help me? The Earth rotates every 24 hours (actually 23 hours, 56 minutes and 4 seconds) and has a diameter of 7926 miles. If you're standing on the equator, how fast are you traveling (how fast is the Earth

    asked by jake
  226. Psychology - Writing Paper

    Multiple sclerosis [MS] is a disease that targets the central nervous system causing dysfunction in the area(s) of the brain it attacks. Use the Multiple Sclerosis Foundation webpage, along with your text reading to learn about the disease and its impact.

    asked by Anonymous
  227. economics case analysis

    i have a economic case to analyze, but i'm just an english major and don't know how to do it. can you help me? thanks a million. the case is very long: bob is going to university but his mother asks him to buy his clothes himself. he has limited money and

    asked by Danielle
  228. Psychology - Writing Paper- Questions to be answer

    1. The role of myelin with regard to nerve impulse transmission. 2. How MS disrupts normal brain function. 3. A description of the dysfunctions the MS victim might experience if the disease where to attack the myelencephalon, metencephalon, mesencephalon,

    asked by Anonymous
  229. ap world

    A what time / place was legalism found ?

    asked by Anonymous
  230. Trigonometry

    Help : To achieve similar weightlessness as NASA's centrifuge, ride the Gravitron at a carnival or fair. The Gravitron has a diameter of 14 meters and, in the first 20 seconds, it achieves zero gravity and the floor drops. Gravitron. If the gravitron

    asked by Mags
  231. science

    describe the differences in the shapes of the kinds of leaf cells that make food.

    asked by hunter
  232. science help chemisry

    I am doing my study guide for chem test - I cant find a good understadable answer for these 3 1. What is your definition of electrolysis? 2. How do you separate pure substances? 3. My book says mayonnaise is homogenous; teacher told the class it was

    asked by sam
  233. math algebra

    y= 1/3x+2 whats they y intercept? and graph?

    asked by scooby9132002
  234. chemistry

    describe global warming

    asked by tran
  235. algebra

    y=3/2x+4 y intercept and graph

    asked by scooby9132002
  236. ap world

    what is the holy book of legalism? answer: Book of Lord Shang and the Han Fei-tzu is this correct ?

    asked by Anonymous
  237. Psychology - writing paper - Questions

    The role of myelin with regard to nerve impulse transmission. How MS disrupts normal brain function A description of the dysfunctions the MS victim might experience if the disease where to attack the myelencephalon, metencephalon, mesencephalon,

    asked by Anonymous
  238. AMERiCAN

    (1) What is a compromise? (2) How did the Great Compromise satisfy both small states and large states? (3) Describe the Three- Fifths Compromise? (4) In your opinion, which was more important in 1787, maintaining slavery or creating national unity?

    asked by DiANA
  239. ap world

    who is the founder fo legalism? ans: Hanfeizi and Li Si ??? (is that correct) what is the diety of legalism ???

    asked by Anonymous
  240. math

    how do u graph y=1/4x

    asked by scooby9132002
  241. math again

    how do you graph x=4 would plotting the point (4,0) work?

    asked by scooby9132002
  242. Algebra

    Prove algebraically that y=x^2-4 is symmetric with the y-axis. Please help! Thanks

    asked by Bree
  243. graphing math

    how would u graph y=3/2x+4 sorry im not good at fractions

    asked by scooby9132002
  244. math

    ok this is kinda stupid but i totally just confused myself with the simplest thing haha okay when doing the FOIL methed to this equation (-7-y)(-7-y) would it be 49 + 7y + 7y + y^2 or no??

    asked by lyne
  245. graphing math (last ones) ill figure out the rest

    how would u graph y=3/2x+4 sorry im not good at fractions how would you graph y=1/4x

    asked by scooby9132002
  246. philosophy

    I am supposed to write a pursuasive letter to a european philosopher... Write a persuasive, formal letter to a specific European philosopher. In the letter, argue that this philosopher is incorrect in his or her view about a particular issue. Provide

    asked by Anonymous
  247. To Jessicaa -- Global

    Sorry, but I accidentally deleted your post: Posted by jessicaa on Sunday, October 4, 2009 at 10:39pm. Would you support the creation of a Declaration of independence? Provide 3 reasons to support your answer.

    asked by Ms. Sue
  248. social studies

    why are many communities near water

    asked by Anonymous
  249. Literature

    Give two examples of foreshadowing from the book The View from the Cherry Tree.

    asked by Joe
  250. English+Essay

    I have to write an essay, but I have no idea how to start it. It says that my essay has to be MLA formatted, and only 3/4 to 1 page long. 2 page is the longest it can be and must be double placed. Using MLA format, there's is no way for me a write a proper

    asked by Dan
  251. literature

    What is the setting and the mood for the book...The View from the Cherry Tree?

    asked by Joe
  252. statistics

    If a dice is rolled one time, classical probability would indicate that the probability of a "two" should be 1/6. If the dice is rolled 60 times and comes up "two" only 9 times does that suguest that the dice is loaded? why or why not

    asked by ester sanderson
  253. algebra

    alexis and martin helped the school set chairs in rows for an asembly . they put the same number of chairs in each row. using 92 chairs avalible , alexis made 4 ows with 2 chairs left over while martin made 5 rows with no chairs left over . a let c

    asked by Anonymous
  254. Chemistry

    A leavening agent used in some older recipes is baking ammonia or ammonium bicarbonate. As it is heated, it breaks down into three gases- ammonia, water, and carbon dioxide. For each 20g of baking ammonia heated, how many grams of carbon dioxide are

    asked by Anonymous
  255. CalculusAB

    determine if differentiable everywhere: 3x-abs(x)-1=y i know you're supposed to find the derivative.... -- then my mind draws a blank? hahah please help me out also y=x ^ 2/5 you find the derivative and it is 2/(5x^(3/5)) now what? thanks so much

    asked by Andre