Questions Asked on
April 1, 2008

  1. Algebra

    A picture frame is 20cm x 16cm. There is 192cm squared of picture showing. Find the width of the frame.

    asked by Clara
  2. Math

    I need help with this questions. a). An overhead garage door has two springs, one on each side of the door. A force of 15 pounds is required to stretch each spring 1 foot. Because of a pulley system, the springs stretch only one-half the distance the door

    asked by Danielle
  3. math

    A rectangle and a triangle have equal areas. The length of the rectangle is 12 inches, and its width is 8 inches. If the base of the triangle is 32 inches, what is the length, in inches, of the altitude drawn to the base?

    asked by Aaron McQuady
  4. math

    A man drives x miles the first day, y miles the second day, and z miles the third day. The average mileage covered per day is

    asked by Aaron
  5. accounting

    is tax benefit a liability?

    asked by kaylee
  6. chemistry

    If the equilibrium constant for the conversion of isobutane to n-butane is 2.5 what is the value of the equilibrium constant for the reverese reaction?

    asked by Jennifer
  7. chemistry

    In a saturated solution of Al(OH)3 the concentration of OH^1- is 2.6 x 10^5 mol/L. The concentration of Al3+ in mol/L is what?

    asked by Jennifer
  8. science

    I need to find out about 3 suspensions.

    asked by Bob
  9. Geography

    I am doing an assignment on fire ants for Geography. I need a map showing the current location of the ants in Australia and a map of where they were first discovered. I have tried a million websites with every combination of words possible. Can someone

    asked by Nat
  10. Science 8th grade

    please check my answer thanks I need to write at least one paragraph regaurding this Urinalysis is a very commo diagnostic test. Describe and name the poddible abnormal results related to the test.. indicate the disorders tha these abnormal test results

    asked by Anonymous
  11. solar systems

    if the earth rotated every 16 hours how would this affect solar eclipses, the phases of the moon and our tides

    asked by emma
  12. Science Report

    Does the contents page of a science report go before or after the abstract?

    asked by Mikal
  13. physics

    4)A bug is moving east at 1 m/s. A semi-truck is moving west at 45 m/s. They collide and the bug is splattered across the windshield of the semi and now travels west.At the point of impact, which of the following is true about the force of the bug acting

    asked by Jon
  14. physics

    14)The cable of the elevator you are riding in breaks and the elevator begins to freefall at terminal velocity to the ground. Why would jumping up right before impact still not help you survive? A)Because your overall inertia is down B)Because you would be

    asked by Jon
  15. chem

    What is the formula that relates partial pressure of half-cells and E for the cell?

    asked by Ginger
  16. physics

    16)You are pushing a 55N lawnmower across the yard. Its handle makes a 55 degree angle with the ground. What force are you exerting on the handle? A)1 N B)67.1 N C)95.89 N D)3025 N I got C 17)Two men pull a 31 kg box with forces 9.7 N and 7.6 N in both

    asked by Jon
  17. writing

    how to wrte an opinion piece?

    asked by adam
  18. physics

    An elevator is moving up with an acceleration of 3.36 m/s^2. What would be the apparent weight of a 64.2 kg man in the elevator? A)215.71 N B)413.45 N C)844.87 D)Need more information ok I got 847.44 but as you can see that's not an answer choice so my

    asked by Jon
  19. algebra

    i have a problem in dis sum from complex numbers prove that (1+sinA+icosA)/(1-sinA-icosA)=i(secA+tanA)

    asked by sonia
  20. Math

    Why does the inequality sign change when both sides are multiplied or divided by a negative number?

    asked by Anonymous
  21. Algebra

    I am going to take an Accuplacer math placement test later this week. It is to determine what math course I need to take in college. The school would like me to place in statistics.This will be my second time taking the test. The first time I placed in

    asked by Christian
  22. Algebra

    I am solving for sytems of equations using the elimination method. Book says answers are 0,-1. I have tried solving for both x & y using both the 5 and 25 . I am not getting the 0,1 as my answer. 5x-5y=5 25x-25y=22

    asked by G
  23. English

    Please help revise, thanks In this paper I will argue that although Cuba is a communist country it has some democratic characteristics. To support my argument and demonstrate Cuba’s level of democracy, I will analyze and apply the three essential

    asked by Crystal
  24. spanish

    Gilberto esta ________ un libro.

    asked by sola
  25. science

    can you give examples of acids and alkalis plz?

    asked by ellz
  26. Geometry

    A circle is circumscribed by a pentagon. The sides are all tangent to the circle. (It's a bit hard to explain without a picture, so I'll do my best.) The pentagon is QSUWY. However, there are points in between all five sides. In SQ lies point R, SU point

    asked by Nikki
  27. Calculus 1 - implicit differentiation

    I do not understand implicit differentiation. One of the problems are: find y' by implicit differentiation xy+2x+3x^2=4. I would appreciate any help that can be offered.

    asked by Cupcake
  28. Precalculus

    Simplify-exact form 2ln xpower squareroot e and Expand the log ln 3power sqaure root x^2y/x+5

    asked by Madison
  29. English

    Please help revise. Today most nations in particular those in the Western hemisphere do not consider Cuba to be a democracy. However there is some level of democracy in Cuba. Participation is an essential principle of democracy, one that no section of a

    asked by Crystal
  30. Precalculus

    Simplify-exact form 2ln xpower squareroot e and Expand the log ln 3power sqaure root x^2y/x+5

    asked by Madison
  31. Calculus 1 - implicit differentiation

    I do not understand implicit differentiation. One of the problems are: find y' by implicit differentiation xy+2x+3x^2=4. I would appreciate any help that can be offered.

    asked by Cupcake
  32. AP PHYSICS

    A 3.0-uF capacitor and a 4.0-uF capacitor are connected in series across a 40.0-V battery. A 10.0-uF capacitor is also connected directly across the battery terminals. Find the total charge that the battery delivers to the capacitors. I NEED HELP WITH THIS

    asked by Becky
  33. english

    please help revise The distribution of power is well represented at the National Assembly, the highest organ of government. Approximately, half of the candidates to the National Assembly are made up of people elected at the municipal level, the other half

    asked by Crystal
  34. Math

    How do you find surface area of a box?

    asked by Jeff
  35. chemistry

    If the stockroom fails to dry the KHP to remove the waters of hydration, the student's calculated concentration for the standardized base will be (low, high, or unaffected) A drop of NaOH is hanging from the buret tip before the titration of KHP. Once the

    asked by Confused
  36. chemistry

    Three samples of an unknown acid are titrated with 0.4901 M NaOH. The average equivalent weight of the acid using the data below is g/equiv 1 2 3 mass of unknown acid (g) 1.020 0.522 0.742 vol NaOH used (ml) 27.72 14.22 20.02

    asked by Confused
  37. Geometry

    A 12 foot ladder is leaning against a house. If the top of the ladder reaches 8 feet up the house, how far is the bottom of the ladder from the base of the house?

    asked by Cat
  38. psychology

    what were the independent and dependent variables used in "discovering love" study by Harlow?

    asked by katelyn
  39. psychology

    what was the purpose of the study Harlow conducted in the "discovering love" study

    asked by katelyn
  40. physics

    An electron is moving through a magnetic field whose magnitude is 8.70*10^-4 T. The electron experiences only a magnetic force and has an acceleration of magnitude 3.50*10^14 m/s^2. At a certain instant, it has a speed of 6.80*10^6m/s. Determine the angle

    asked by Kelly
  41. physics

    An ionized helium atom has a mass of 6.6*10^-27kg and a speed of 4.4*10^5 m/s. The atom moves perpendicular to a 0.75-T magnetic field on a circular path of radius 0.012m. Determine whether the charge of the ionized helium atom is +e or +2e. Can anyone

    asked by Kelly
  42. physics

    4)A bug is moving east at 1 m/s. A semi-truck is moving west at 45 m/s. They collide and the bug is splattered across the windshield of the semi and now travels west.At the point of impact, which of the following is true about the force of the bug acting

    asked by Jon
  43. physics

    16)You are pushing a 55N lawnmower across the yard. Its handle makes a 55 degree angle with the ground. What force are you exerting on the handle? A)1 N B)67.1 N C)95.89 N D)3025 N I got C 17)Two men pull a 31 kg box with forces 9.7 N and 7.6 N in both

    asked by Jon
  44. physics

    An elevator is moving up with an acceleration of 3.36 m/s^2. What would be the apparent weight of a 64.2 kg man in the elevator? A)215.71 N B)413.45 N C)844.87 D)Need more information ok I got 847.44 but as you can see that's not an answer choice so my

    asked by Jon
  45. chemistry

    Hi Cna someone please tell me what I must out into the Trial 1 column? It would be greatly appreciated. theLab: Determining the Ksp For Ca(OH)2 Purpose: The purpose of this experiment is to determine the Ksp for calcium hydroxide. Experimental Design: A

    asked by Jessica
  46. physics

    A wire of length 0.655m carries a current of 21.0A. In the presence of a 0.470-T magnetic field, the wire experiences a force of 5.46N. What is the angle (less than 90degrees) between the wire and the magnetic field? I NEED HELP WITH THIS

    asked by Malisa
  47. Algebra

    Solving for the sytems of equiation using the elimination method. Book gives answers 3,2. I have tried using all the numbers to solve for x and y. I do get the 3,2. Don't know if this is another error in the book. 8x-4y=16 4x+5y=22

    asked by G
  48. Physics

    An 85 kg jogger is heading due east at a speed of 1.7 m/s. A 55 kg jogger is heading 40° north of east at a speed of 3.4 m/s. Find the magnitude and direction of the sum of momenta of the two joggers.

    asked by Will
  49. Financial Accounting

    If you purchase property and contract a company to construct a building. How would you enter the transaction? I know you would credit accounts payable to the company, but what do you debit?

    asked by Karen
  50. social studies

    unscrable achmis

    asked by mike
  51. Physics

    Two ice skaters have masses m1 and m2 and are initially stationary. Their skates are identical. They push against one another, as shown below, and move in opposite directions with different speeds. While they are pushing against each other, any kinetic

    asked by Will
  52. Math

    A baseball diamond is a square with sides of 90 ft. long. a) to the nearest foot, what is the length of a throw from home to third base... b) what is the length of a throw from the shortstop position (midway between 2nd and 3rd) to 1st base

    asked by Anonymous
  53. Physics

    Descibe 2 ways to create a magnetic field. Describe 2 ways to create an electric current. What are some similarities between the electric and the magnetic interactions? What are some differences?

    asked by Taprika
  54. Chemistry

    The rock in a lead ore deposit contains 84% PbS by mass. How many kilograms of the rock must be processed to obtain 1.0 kg of Pb?

    asked by Kate
  55. Chemistry

    Hydrogren, a possible future fuel, can also be obtained from other compounds such as ethanol. Ethanol can be made from the fermentation of crops, such as corn. How much hydrogen in grams can be obtained from 1.0 kg of ethanol (C2H5OH)?

    asked by Kate
  56. Physics

    ssm By accident, a large plate is dropped and breaks into three pieces. The pieces fly apart parallel to the floor, with v1 = 2.95 m/s and v2 = 1.70 m/s. As the plate falls, its momentum has only a vertical component, and no component parallel to the

    asked by Will
  57. precalc

    verify the identity ((cosxcotx)/(1-sinx))-1=cscx

    asked by billy bob j
  58. Physics

    A car (mass = 1150 kg) is traveling at 32 m/s when it collides head-on with a sport utility vehicle (mass = 2550 kg) traveling in the opposite direction. In the collision, the two vehicles come to a halt. At what speed was the sport utility vehicle

    asked by Will
  59. Physics

    A mine car (mass 380 kg) rolls at a speed of 0.5 m/s on a horizontal track, as the drawing shows. A 150 kg chunk of coal has a speed of 0.80 m/s when it leaves the chute. Determine the velocity of the car/coal system after the coal has come to rest in the

    asked by Will
  60. Physics

    A 2.50 g bullet, traveling at a speed of 435 m/s, strikes the wooden block of a ballistic pendulum, as shown. The block has a mass of 270 g. (a) Find the speed of the bullet/block combination immediately after the collision. m/s (b) How high does the

    asked by Will
  61. Math...Algebra :S

    Hi, okay um. I'm trying to get his math question (Algebra :o) and i'm not quite sure what i'm doing---but everything i do, i get the wrong answer. The Question is 2m+n M= 2/5 and n= 1/2 (Fractions) Everytime i do the question, i get 9/10 as a answer...but

    asked by Dawn
  62. Science

    An airplane traveling at 9.50 102 km/h passes over a region where Earth's magnetic field is 4.4 10-5 T and is nearly vertical. What voltage is induced between the plane's wing tips, which are 75 m apart? What's the formula for this question?

    asked by Monica
  63. science

    please can someone help me with this question. Describe two characteristics of scientific thinking that are helpful to people in daily life.

    asked by Dj
  64. Science

    I am trying to find an example of how to write a prediction for a Biology Lab Report. I think a prediction should be written as an if/when statement. Does anyone know of some where that I can find a lab report that includes a prediction(s)? All of the

    asked by Lori
  65. science

    Scientist keep accurate records when they are conducting an investigation. Describe two reasons why it is important that scientists keep clear, thorough, accurate records. Please help me? thank you

    asked by Dj
  66. Math

    4ft 9in=____in 8yd 1 ft=____in 6yd 2ft=____in please help!!!!!!

    asked by Gintare
  67. Math

    Mixed number: 5 1/2 multiplied by 3! Helpppppppppppppppp!

    asked by Kimmi
  68. italian

    how to say 6:00am in italian

    asked by lissa
  69. is there something wrong?

    with what I'm doing or is there no one on to help with my questions?

    asked by Jon
  70. Science 8th grade please check (revised answer

    Mr. Jones went to his doctor because for the past few days he has been having frequent burning uriation. The doctor preformed a urialysis. This was done by have the patient void into a collection container. The urine was cloudy and yellow in color. There

    asked by Anonymous
  71. history

    Can you give me like a little fact file in a timeline about the world war 1? thanks :)

    asked by Regina! :) please help
  72. Algebra

    A rectangle has a width of 2(square root of 5)and an area of 50 cm^2. Find the length of the rectangle. Does anyone know how to explain this problem?

    asked by Casey
  73. Grammar - proofreed

    Subject-verb agreement 1a. Did you know a famous animal-rights activist has criticized horseracing because of the dangers involved? 1b. Did you know a famous animal-rights activist have criticized horseracing because of the dangers involved? My answer is :

    asked by Rose
  74. Grammar 2

    Subject-verb agreement 2a. Peer editing academic papers require critical-thinking skills and diplomacy. 2b. Peer editing academic papers requires critical-thinking skills and diplomacy. My answer is: 2b

    asked by Rose
  75. science

    what is the definition for a sucrose crystal

    asked by jordy
  76. criminal justice

    Explain the Correctional Officer subculture. How does this subculture create ethical issues for correctional officers?

    asked by Becky
  77. Algebra

    Suppose a triangle has angles A,B, and C. Angle C is the right angle. Find the measures of the other sides to the nearest whole number. < means angle symbol. 1.BC=9,m

    asked by Casey
  78. grammar 3

    Subject-verb agreement 3a. Vitamins that are sold in a health-food store are not regulated by the Food and Drug Administration. 3b. Vitamins that are sold in a health-food store is not regulated by the Food and Drug Administration. My answer is: 3a

    asked by Rose
  79. grammar - 4

    Using regular and irregular verbs 4a. John has become a rather good actor. 4b. John has became a rather good actor. my answer is 4a.

    asked by Rose
  80. social studies

    why was it so dangerous for children to work in the mills?????HELP ME!!!!!

    asked by rika
  81. grammar

    I need help with OR rhymers and I need help

    asked by Karen
  82. science

    How do u describe heat?

    asked by Keshana
  83. grammar 5

    Using regular and irregular verbs 5a. Some athletes have taken drug tests to prove they are not on steroids. 5b. Some athletes have took drug tests to prove they are not on steroids. My answer is: 5a

    asked by Rose
  84. grammar 6

    Using regular and irregular verbs 6a. I lay my book on the table, but now I cannot find it. 6b. I laid my book on the table, but now I cannot find it. my answer is: 6a

    asked by Rose
  85. grammar 7

    Using the correct form of be and have in the present tense 7a. I was interested in working on the presidential campaign if the opportunity still exists. 7b. I am interested in working on the presidential campaign if the opportunity still exists. my answer

    asked by Rose
  86. grammar 8

    Verb form and verb tense 8a. Since American Idol premiered on television, many talented contestants have appeared on the show. 8b. Since American Idol premiered on television, many talented contestants appeared on the show. my answer is : 8b

    asked by Rose
  87. grammar 9

    Verb form and verb tense 9a. The ancient Egyptians built pyramids as burial sites for their leaders. 9b. The ancient Egyptians have built pyramids as burial sites for their leaders. my answer is: 9b

    asked by Rose
  88. grmmar 10

    Identifying antecedents 10a. The antecedent in the following sentence is students: Students in online classes have to be organized to keep up with their assignments. 10b. The antecedent in the following sentence is class: Students in online classes have to

    asked by Rose
  89. english - antecedent

    Identifying antecedents 11a. The antecedent in the following sentence is Doctors: Doctors should schedule more time for patients so they do not spend so much time in the waiting room. 11b. The antecedent in the following sentence is patients: Doctors

    asked by Rose
  90. Physics

    A jetliner is moving at a speed of 220 m/s. The vertical component of the plane's velocity is 36.0 m/s. Determine the magnitude of the horizontal component of the plane's velocity.

    asked by Will
  91. Physics

    Concept Simulation 3.2 reviews the concepts that are important in this problem. A golfer imparts a speed of 32.9 m/s to a ball, and it travels the maximum possible distance before landing on the green. The tee and the green are at the same elevation. (a)

    asked by Will
  92. Physics

    Suppose the water near the top of Niagara Falls has a horizontal speed of 2.3 m/s just before it cascades over the edge of the falls. At what vertical distance below the edge does the velocity vector of the water point downward at a 55° angle below the

    asked by Will
  93. Physics

    Baseball player A bunts the ball by hitting it in such a way that it acquires an initial velocity of 1 m/s parallel to the ground. Upon contact with the bat, the ball is 1.5 m above the ground. Payer B wishes to duplicate this bunt, in so far as he also

    asked by Will
  94. alg. 2

    Is this right... Square root X+6 - Square root X =Square root 2. I did X+6 = (Square root 2+Square root X )(Square root 2+Square root X ). Then I did X+4=2 Square root 2+X. THEN i GOT 2. IS THAT RIGHT??

    asked by Miley
  95. alg.2

    Solve for x... square root x+16=2+square root x+4. I tried doing this problem and got 7/3. and i know that is really wrong. can anyone please show me the steps to doing this problem. thanks:)

    asked by Miley
  96. english

    Pronoun-antecedent agreement 12a. When a driver wants to buy a new vehicle, he or she usually test drives them. 12b. When a driver wants to buy a new vehicle, he or she usually test drives it. My answer is: 12b

    asked by Rose
  97. english 13

    Pronoun-antecedent agreement 13a. Most presenters spoke without looking at his or her notes. 13b. Most presenters spoke without looking at their notes. My answer is: 13b

    asked by Rose
  98. english 14

    Pronoun-antecedent agreement 14a. You may rent a movie or a video game for just one night if they are new. 14b. You may rent a movie or a video game for just one night if it is new. my answer is b.

    asked by Rose
  99. english 15

    Pronoun-antecedent agreement with indefinite pronouns 15a. Neither the mayor nor the council members have filed their reports. 15b. Neither the mayor nor the council members have filed his reports. my answer is: 15a

    asked by Rose
  100. eglish 16

    Pronoun-antecedent agreement with indefinite pronouns 16a. Anyone who requests a copy of the game may have it for their video library. 16b. Anyone who requests a copy of the game may have it for his or her video library. My answer is 16b

    asked by Rose
  101. english 17

    Pronoun-antecedent agreement with indefinite pronouns 17a. Each of the applicants must submit his or her completed form to the interviewer. 17b. Each of the applicants must submit their completed forms to the interviewer. My answer is: 17b

    asked by Rose
  102. English 8

    What is a structural analysis of a word?

    asked by John
  103. spanish

    how to conjugate hablar in past tense

    asked by m
  104. english 18

    Pronoun case 18a. My brother knows more about technology than me. 18b. My brother knows more about technology than I. My answer is: 18b

    asked by Rose
  105. english 19

    Pronoun case 19a. Please send an invitation to Bob and she. 19b. Please send an invitation to Bob and her. My answer is: My answer is 19b

    asked by Rose
  106. english 20

    Pronoun case 20a. My best friend and I are going to Hawaii this summer. 20b. My best friend and me are going to Hawaii this summer. My answer is: is 20a

    asked by Rose
  107. english 21

    Pronoun case for who and whom 21a. Who was the star of last year’s award-winning movie? 21b. Whom was the star of last year’s award-winning movie? My answer is: 21a

    asked by Rose
  108. english 22

    Pronoun case for who and whom 22a. To who should we send the letter of commendation? 22b. To whom should we send the letter of commendation? My answer is: 22b

    asked by Rose
  109. english 23

    Pronoun case for who and whom 23a. Jon Bon Jovi, who is a well-known singer and actor, also owns an arena football team. 23b. Jon Bon Jovi, whom is a well-known singer and actor, also owns an arena football team. My answer is 23a

    asked by Rose
  110. english 24

    Vague pronouns 24a. When the car hit a tree, it made a terrible noise. 24b. The car made a terrible noise as it crashed into a tree. My answer is: 24b

    asked by Rose
  111. english 25

    Vague pronouns 25a. Air pollution normally increases along with population growth. This increasing pollution is a big problem for many cities. 25b. Air pollution normally increases along with population growth. This is a big problem for many cities. My

    asked by Rose
  112. Biology Lab Banana DNA

    We did a DNA extraction lab of a banana. I was wondering, what exactly is the purpose of using mushed bananas, and how was water used as well (we used the water after using soap and salt, but I can't understand what the water did)? Thanks.

    asked by LC
  113. Algebra

    Horizontal asymptote for f(x)=10x/5x^2+1

    asked by Pam
  114. to Ms. Sue

    Thanks a lot for your help.

    asked by Rose
  115. Ms. Sue Help me, please

    Hello, I was wondering if it was possible for you to assist me in having a science/biology teacher answer my question. It is called 12 Biology and I reposted as Biology Lab Banana DNA. My reason for this is that so many questions keep popping in, all in a

    asked by LC
  116. english

    Please explain regular and irregular verb in this sentence below: . John has become a rather good actor

    asked by Rose
  117. Legal/Paralegal

    I am confused about intervening cause. I know that it alters the natural and continuous series of events that follows. But, I can't decide what could be considered it... Like, is nature considered an intervening cause? How about Instinct? Sickness?

    asked by Intervening Cause
  118. Biochemistry

    Why is DNA not soluble in ethanol, on a molecular level?

    asked by LC
  119. Geometry

    The question is to find the measure of arc PQ in Circle A. The point A is the center of the circle, and the chords PR and SQ intersect at the center. Arc PQ is (3y-10), while arc SR is (2y+20). I know there's a theorem that states that when two chords

    asked by Nikki
  120. math

    finding volume of prisms

    asked by Kay
  121. math

    finding the volume of prisms?

    asked by Kay
  122. english

    please explain the use of Using regular and irregular Verbs in this sentence below: Some athletes have taken drug tests to prove they are not on steroids.

    asked by Rose
  123. english

    please explain Using the correct form of be and have in the present tense 7b. I am interested in working on the presidential campaign if the opportunity still exists.

    asked by Rose
  124. english

    Please explain Verb form and verb tense in this sentence: 8b. Since American Idol premiered on television, many talented contestants appeared on the show.

    asked by Rose
  125. math

    How many centimeters are in 2.4 km?

    asked by Mary
  126. science

    On the Celsius temperature scale, how many degrees are between the freezing and boiling points of water? The answer choices are 68, 100, 212, and 1,000.

    asked by Rose
  127. excel 2007

    I have to average students test scores but if they have taken all five tests, I need to drop the lowest score before averaging

    asked by T
  128. Molecular Biology!

    Why is DNA not soluble in ethanol, on a molecular level?

    asked by LC
  129. calculus: Rational Functions

    I do not understand how to complete rational functions: ie: As x (arrow) -3, f(x) (arrow) ?. Our book sucks and our instructor is little help. Thank you.

    asked by Pam
  130. Algebra 2

    Simplify Each Expression. Rationalize all denominators. Assume that all variables are positive. 3 times the square root of 11x^3y (the three is an exponet) over -2 times the square root of 12x^4y (the 4 is an exponet)

    asked by Ben
  131. English expression

    1. My name is Mike. This is my family: My grandmother, my father and my siter. 2. My name is Mike. This is my family: My grandmother, my father, my siter and me. Which expression is correct? Are both acceptable?

    asked by John
  132. math

    How do you do metric conversions? i really need help

    asked by marry
  133. SCIENCE

    I NEED A HYPOTHESIS A LANDOWNER COULD TEST TO PROVIDE EVIDENCE TO HELP DECIDE WHAT ACTIONS COULD BE TAKEN TO REDUCE EROSION ON A STEEP HILLSIDE?

    asked by CC
  134. Physics

    1. A kid was tobogganing but the warm sun melted the snow and he must now pull his 10kg toboggan on the muddy slope (coefficient of kinetic friction is 0.3, the bottom of the hill is 10 degrees). He pulls with a force of 30N. The parallel force applied is

    asked by Alex
  135. music

    what is soldja boys tone or rythym :)

    asked by jake
  136. AP Biology

    Why is DNA not soluble in ethanol, on a molecular level?

    asked by PLEASE SOMEONE ANSWER
  137. physics

    True/False (#1 only) 1)The horizontal motion of a horizontally launched projectile affects its vertical motion. False 2)The path of a projectile through space is called its. Trajectory

    asked by Jon
  138. physics

    3)A soldier throws a grenade horizontally from the top of a cliff. Which of the following curves best describes the path taken by the grenade? Parabola 4)A stone is thrown horizontally from the top of a 25.00-m cliff. The stone lands at a distance of 40.00

    asked by Jon
  139. physics

    5)A ball is thrown horizontally at 10.0 m/s from the top of a hill 50.0 m high. How far from the base of the hill would the ball hit the ground? 45.0 m 6)A missile launched at a velocity of 30.0 m/s at an angle of 30.0 to the normal. What is the maximum

    asked by Jon
  140. physics

    7)In calculating the force of gravity between two objects, if the mass of one object increased by 4 and the other by 2, how many times would the force of gravity increase? I don't really understand but I got 6 times 8)In calculating the force of gravity

    asked by Jon
  141. physics

    9)Which has more momentum? A .1 kg toy truck moving at 1012 m/s or a real 2200 kg truck moving at .046 m/s? The real truck since it has more mass 10)A 120 kg football player tries to dive into the endzone at 7.5 m/s to score a touchdown. A 150 kg player

    asked by Jon
  142. Social Studies

    Do you Indiana's natural resources?

    asked by Jack
  143. physics

    11)Which has more momentum, an elephant standing still or a raisin dropped from your hand? The raisin 12)A player kicks a football with an initial velocity of 3.00 m/s at an angle of 60.0 above the horizontal. What is the horizontal distance traveled by

    asked by Jon
  144. econ/business

    what is one place that you can not use currency to pay off a debt. it is not a debt to society or to god.

    asked by kyle
  145. Physics

    A light rope passing over a frictionless pulley connects two objects. One object has a mass of 10kg. The tension in the rope is 90N. Calculate the acceleration and the mass of the second object. Object 1 Fg-Ft = ma 100 - 90 - 10*a 10/10 = a a = 1m/s^2

    asked by Alex
  146. english

    in the future, how will thing critically influence the ways that you: read write process information. Please help.

    asked by Rose
  147. english to ms. sue

    why and how could you apply critical thinking when evaluationg each of the following: articles advertising media conversations. Please give me your thought.

    asked by Rose
  148. chemistry

    Is the dissolution of borax in water a temperature dependent reaction or is it spontaneous at all temperatures at which water is liquid? I think its spontaneous at all temperatures when water is liquid because borax is a polar compound.

    asked by Danny
  149. Social Studies

    I need to know the specific answers to this question: What is Indiana's natural resources?

    asked by emergency
  150. Lauren

    Why is DNA insoluble in ethanol, on a molecular level?

    asked by For A science/bio teacher
  151. Physics

    What does it mean to say that something is quantized?

    asked by Dallas
  152. Physics

    The frequency of violet light is about twice that of red light. How does the energy of a violet photon compare with the energy of a red photon?

    asked by Dallas
  153. General

    Please understand that I am not upset with anyone or whatever I just want to know something. I have some work to be checked and the regular tutors here say that "we will be happy to critque your thinking" right? Ok so when someone comes to this site and

    asked by Jon
  154. Social Studies

    Economy-2 paragraphs 1)What are indiana's natural resources? 2)What are Indiana's most important ways to make money:tourism, manufacturing, mining, agriculture, farming, lumbering, fishing, etc.? Please give me a longer answer for question 1. Thank you!

    asked by Jack
  155. Physics

    If a beam of red light and a beam of blue light have exactly the same energy, which beam contains the greater number of photons?

    asked by Dallas
  156. Physics

    Why does light striking a metal surface eject only electrons, not protons?

    asked by Dallas
  157. Physics

    Explain how the photoelectric effect is used to open automatic dooes when someone approaches.

    asked by Dallas
  158. english to ms Sue

    in the future, how will thing critically influence the ways that you: read,write, process information. Critical thinking and writing somehow are linked to each other. The most important part is to read and come up with an argument before making any

    asked by Rose
  159. english to Ms. Sue

    why and how could you apply critical thinking when evaluationg each of the following: articles advertising media conversations. When evaluating the following sources such as articles, advertising, media and conversations I will highlight and anlyze my

    asked by Rose
  160. SCIENCE

    PISTILS AND STAMENS REACH MATURITY AT DIFFERENT TIMES, WHY WOULD THIS BE AN ADVANTAGE TO THE PLANT?

    asked by SOPHIA
  161. statistics

    TOSS 2 PENNIES 20 TIMES. WHAT IS THE PROBABLITY OF GETTING 2 HEADS

    asked by HANEEN
  162. logics

    Identify the fallacy: "Since it is agreed that lying is evil. it would follow that it is evil to lie to protect the life of an innocent person under any circumstances."

    asked by nicky
  163. Math

    Pedro and Steve are running laps. Pedro runs a lap in 6 minutes and Steve runs a lap in 8 minutes. If they start at the same time, how many minutes will it be before they meet again at the starting point?

    asked by Anonymous
  164. Social Studies

    Economy-2 paragraphs 1)What are indiana's natural resources? 2)What are Indiana's most important ways to make money:tourism, manufacturing, mining, agriculture, farming, lumbering, fishing, etc.? Please give me a longer answer for question 1. Thank you!

    asked by Jack
  165. physics

    A particle is moving in a circular trajectory because of a magnetic field. Show that regardless of the veolocity of the particle, it will take the same amount of time to complete one revolution. I'm not sure how to prove this. Should i use the formula for

    asked by Jessica
  166. Physics

    A swimmer has 8.20 x 10^-4 m^3 of air in his lungs when he dives into a lake. Assuming the pressure of the air is 95 percent of the external pressure at all times, what is the volume of the air at a depth of 10.0 m? Assume that the atmospheric pressure at

    asked by Jim
  167. Physics

    A light rope passing over a frictionless pulley connects two objects. One object has a mass of 10kg. The tension in the rope is 90N. Calculate the acceleration and the mass of the second object. Object 1 Fg-Ft = ma 100 - 90 - 10*a 10/10 = a a = 1m/s^2

    asked by Alex
  168. geomery

    graph f(x)=-2+3

    asked by Wanda
  169. Chemistry

    What is the pH of a buffer solution that is 0.15 M propionic acid and 0.20M sodium propionate? How do I start this problem

    asked by LT
  170. Help!

    Economy-2 paragraphs 1)What are indiana's natural resources? 2)What are Indiana's most important ways to make money:tourism, manufacturing, mining, agriculture, farming, lumbering, fishing, etc.? Please give me a longer answer for question 1. Thank you!

    asked by !
  171. chemistry

    Let me repost the important information only: Purpose: The purpose of this experiment is to determine the Ksp for calcium hydroxide. Materials are: *50.0 mL of 0.10 M HCl(aq) *bromophenol blue indicator *50.0 mLsaturated calcium hydroxide *50.0 mL buret

    asked by Jessica