Questions Asked on
February 21, 2008

  1. math

    35 yrs ago babies are born here hospital celebrated the births of the last baby of feb 20th and the 1st baby of feb 21st w/gifts. 5 mothers including mrs keating were in labor as of midnight find the full name of each newborn 1 of the 1st name is crystal

    asked by latisha
  2. EARTH SCINCE

    HOW WERE THE LARGE CANYONS ON MARS THOUGHT TO HAVE BEEN FORMED?

    asked by FANNY
  3. spanish help

    lucky y Rento/venir/a tu casa/para escuchar musica combine and create a sentence conjugating the verbs venien Luke y Lucky a tu casa para escuchar musica

    asked by sam
  4. german

    NEED A GERMAN RESTURANT NAME

    asked by FANNY
  5. Phil/251

    What Fallacy is this statement? We can recognize that althletes that participate in sports must be given special consideration within our grading system, or we can let the university sink into althletic oblivion.

    asked by Thomas Jackson
  6. Agricultural Science

    Please give me sites to do with the Texel, Suffolk, Border LIecester and Dorset Horn Sheep

    asked by Luciell
  7. literature

    hi,there! i need a literary analysis of rubaiyat by omar khayyam...please help me...

    asked by klar maesen
  8. Pre Algebra

    This is about Reasoning Strategy... It says this: 3a. What is the y-intercept of the trend line? 3c. Write an equation for the trend line in slope-intercept form. I don't really know what they mean? Please help me.

    asked by Mathilde
  9. spanish help

    Thad y Lorenzo/preferir/salir/con sus amigas Thad y Lorenzo preferien salir con sus amigas is this correct????

    asked by sam
  10. physics.

    a 1500W thing heats 1.5kg of water from 18C- 59C in 3 minutes. how mcuh energy was used by the thing? how much energy was delivered to the waterr??

    asked by physics.....
  11. Math

    Find the inverse of f(x)= (x-3)/(x+2) and f(x)= (8x-4)/(2x+6).

    asked by Danielle
  12. science: physics

    A 2.0 kg breadbox on a frictionless incline of angle is connected, by a cord that runs over a pulley, to a light spring of spring constant , as shown in Fig. 8-42. The box is released from rest when the spring is unstretched. Assume that the pulley is

    asked by gia
  13. Problem Solving

    Carl is trying to find a combination. It's written in a riddle. Find 2/3 of the final number, add 16, and this number will equal two times the mystery number. What was the final number of the combination?

    asked by Paul
  14. geometery

    Samantha has a dog that loves to chase flying disks. To keep her disk sperate form other disks, Samantha painted a triangle on it, with one point of the triangle in the center of the disk. As she throws the disk for the dog, what two transformations does

    asked by alexis
  15. Managerial Economics

    what are the different profit theories?

    asked by Chidambar
  16. geometry

    Samantha has a dog that loves to chase flying disks. To keep her disk sperate form other disks, Samantha painted a triangle on it, with one point of the triangle in the center of the disk. As she throws the disk for the dog, what two transformations does

    asked by alexis
  17. physics

    What is the difference between free fall and Skydiving

    asked by Anonymous
  18. CHEMISTRY

    could you please check my work? thanks. For the reaction between reactants A and B below, if 4.925 moles of A is placed into a flask with excess B it is found that the amount of A remaining after 6.85 seconds is 2.737 moles. 2A (g) + B (g)-----> 3 C (g) a.

    asked by Jonathan
  19. French translation

    Découvir en donnant Et donner en découvrant Tu trouveras ta place au coeur des tiens Discover while giving, give while discovering, you will find you place in your(singular???) hearts. And another question. How would one say "I like that a lot" or "I

    asked by Supaman
  20. American Hstory

    Describe the Monroe Doctrine and Roosevelt Corollary, how they are connected, and how the statements have shaped American foreign policy.

    asked by Arielys
  21. American History

    Discuss actions of the U.S. Government toward Native Americans from the colonial period until 1890. Describe three specific events or issues that demonstrate the Government attitude and desires. Question 68 answers

    asked by Arielle
  22. pre-calc

    what does multiplying a complex number by a real number do to its polar representation?

    asked by Lindsay
  23. physics

    A bullet (m = 0.0250 kg) is fired with a speed of 91.00 m/s and hits a block (M = 2.30 kg) supported by two light strings as shown, stopping quickly. Find the height to which the block rises. and Find the angle (in degrees) through which the block rises,

    asked by Courtney
  24. science

    When you are describing the rate that a race car goes around a track, should you use the term speed or velocity to describe the motion? Can the velocity of the car change without changing the average speed of the car?

    asked by Jennifer
  25. physics

    A Princeton prof. (mass = 70.0 kg), surprised by the large stopping force he calculates for jumping flat footed from a height of 0.12 m, decides to try the experiment. Calculate he deceleration (in g's) if he stops in a distance of 0.36 cm. (Do not try

    asked by Josh G.
  26. Psychology

    How relevant is personality theory to the field of psychology? What percent of psychologists are currently working in the field of personality psychology?

    asked by Christian
  27. Biology

    Hi, i had a lot of trouble with this one: Explain the significance of the difference in color and its relationshiip to the convolutions. We are doing the brain so, maybe you can use that use to help me please, thanks

    asked by Dick Rogers
  28. spanish help

    Podemos almorzar con lori y Roberto is this correct Nostotros/poder/almorzar/con Lori y Roberto

    asked by sam
  29. Discrete Math

    1. Assume that n is a positive integer. Use the proof by contradiction method to prove: If 7n + 4 is an even integer then n is an even integer. 2. Prove: n is an even integer iff 7n + 4 is an even integer. (Note this is an if and only if (iff) statement.

    asked by Math help
  30. science

    why can't sound travel on the moon?

    asked by Ilie
  31. algebra

    i need help step by step instructions for 2 problems i got the rest but these 2 are harder -7q+2=11q-8q 8(j-3)=4j+9j-14

    asked by connie
  32. Algebra

    Write an equation for an ellipse if the endpoints of the major axis are at (-8,1) and (8,1) and the endpoints of the minor axis are at (0,-1) and (0,3). d= sqrt(x2-x1)^2 +(y1-y2)^2 d= sqrt(8--8)^2 + (1-1)^2 d= sqrt 16 + 0 d= sqrt 256 d= 16

    asked by Jon
  33. Algebra

    Find the exact solution(s) of the system: x^2/4-y^2=1 and x=y^2+1 A)(4,sqrt3),(4,-sqrt3),(-4,sqrt3),(-4,-sqrt3) B)(4,sqrt3),(-4,sqrt3) C)(2,1),(2,-1),(4,sqrt3),(4,-sqrt3) D)(4,sqrt3),(4,-sqrt3) I don't know

    asked by Jon
  34. Algebra

    Simplify: (4m/5n^2)-(n/2m) A)(8m^2-5n^3)/10n^2m B)(8m^2+5n^3)/10n^2m C)(4m-n)/(5n^2-2m) D)2/5n^2 I chose C 4m/5n^2 - n/2m 4m/5(n)^2 - n/2(m) C

    asked by Jon
  35. math studies (survey)

    This is for a school project, therefore I consider it "homework help." Off the top of your head, try to name: 1. The six American idol winners 2. Six American vice presidents that did NOT become president (current one counts) Don't cheat please! Thanks!

    asked by Danny
  36. Science

    The role of protein in hormone/enzyme functions? How protein assists with immunity? The protein needs of an infant or toddler compared to an adult? The importance of protein in maintaining fluid/electrolyte and pH balance? Amino acids and how they relate

    asked by Allison
  37. History

    HOW AND WHY DID WARFARE CHANGE IN THE 20TH CENTURY?

    asked by J
  38. ACCOUNTI NG

    State how you would expect the following events to affect each type of lag: a. The company imposes a service charge on late payments. b. A recession causes customers to be short of cash. c. The company changes its terms from net 10 to net 20.

    asked by James
  39. World Geography URGENT!

    What are the main economic activities for Switzerland?

    asked by Lisa
  40. Science

    If you walk 20m, took a book from a library table, turned around, walked back to your seat. What are the distance and displacement travel by you? What are the distance and displacement traveled by the book?

    asked by Jennifer
  41. Science

    What are some challenges using and managing renewable energy resources? What are the challenges with managing non-renewable energy resources?

    asked by Anonymous
  42. Math - Product Dot Vectors

    How would you expand and simplify the following equation? "(3a + 4b) product dot (5a + 6b)" Textbook answer: 15| a |^2 + 38a product dot b + 24| b |^2

    asked by Anonymous
  43. business law

    CASE PROBLEM: Three brothers inherited a small paper-supply business from their father, who had operated the business as a sole proprietorship. The brothers decided to incorporate under the name Miwa Corp. and retained an attorney to draw up the necessary

    asked by Bryan
  44. science

    what is O2??

    asked by beth
  45. history

    Who did the native people of Ecuador mix with? Like what other cultures? And if there is a website, can I see it please so I can write some info? Also, who were the native people of Ecuador called? Different websites are giving me more than one group of

    asked by Carol
  46. forms of words

    can someone give me the noun form of peripheral? Chri

    asked by Chris
  47. SCI

    What are some challenges using and managing renewable energy resources? What are the challenges with managing non-renewable energy resources?

    asked by Anonymous
  48. Honors Geometry

    You work for a fencing company. A customer called, wanting to fence in his 1,320 square-foot rectangular garden. He ordered 148 feet of fencing, but you forgot to ask him for the width and length of the garden (these dimensions will determine some of the

    asked by Chelsey
  49. Math (Geometry)

    "The graph shows types of trash in a typical American city. Find the measure of each central angle to the nearest whole number." (I do not want all the answers, I just want to know HOW to get them so I will only post the first three problems that

    asked by Robert
  50. biology

    What are the four basic subunits for each of the four major categories of biochemcials? Better yet... what are the four major categories of biochemicals?! Please help, I can't find the answer anywhere!

    asked by Chelsea
  51. statistics

    sigma is the standard deviation of a population of size N S is the standard deviation of a sample of size n from within the population. What is the estimated value of S^2? If the population was infinitely large (size N = infinity), what would the estimated

    asked by mathstudent
  52. math

    Elesia ets 9 bananas 4 apples and 9 mangoes a week.How many mangoes does she eat in 8 weeks

    asked by Sana
  53. Calculus

    prove: if z is a complex number 1/2= the conjugate of z of the absolute value of z squared.

    asked by Courtney
  54. Math

    A rectangular swimming pool that is 12ft by 15 ft has a deck of uniform width built around it. If the area of the deck is 198 square feet, find its width.

    asked by Christina
  55. PHYSICS!!!HELP!!

    At a picnic, a Styrofoam cup contains lemonade and ice at 0 degree C. The thickness of the cup is 2.0*10^-3m, and the area is 0.016 m^2. The temperature at the outside surface of the cup is 35 degree C. The latent heat of fusion for ice is 3.35*1065 J/kg.

    asked by Lydia
  56. Math

    Find the exact solution(s) of the system: x^2/4-y^2=1 and x=y^2+1 A)(4,sqrt3),(4,-sqrt3),(-4,sqrt3),(-4,-sqrt3) B)(4,sqrt3),(-4,sqrt3) C)(2,1),(2,-1),(4,sqrt3),(4,-sqrt3) D)(4,sqrt3),(4,-sqrt3)

    asked by Jon
  57. Math: Geometry

    The circumference of the base of a cylinder is 16 cm. The height of the cylinder is 10cm. a. What is the surface area of the cylinder? b. What is the volume of the cylinder? Need help on this one. I have the formula but I'm a little confused because I

    asked by Marcus
  58. Physics

    How many days does it take for a perfect blackbody cube (0.0100m on a side, 30.0 degree C)to radiate the same amount of energy that a one-hundred-watt light bulb uses in one hour? I got no idea to do it. Please give me some hints!!!Thanks!!!

    asked by Joy
  59. earth

    How does time affect crystals?

    asked by mattie
  60. science

    Which properties are most useful to identify a mineral? Explain

    asked by mattie
  61. chemisty

    in a soda-acid fire extinguisher, concentrateed sulfuric acid reacts with sodium hydrogen carbonate to produce carbon dioxide, sodium sulfate and water. How many moles of sodium hydrogen carbonate would be neefed to react with 150.0 grams of sulfuric acid?

    asked by leslie
  62. English J.B.

    In the book J.B. by Archbald MacLeish, can anyone help me find metaphors and explain them. Thanks

    asked by John
  63. calculus

    i have to determine whether the series is convergent, and if, find the sum the series is from k=1 to infinity of 2/((k+1)(k+3)) I got 5/6 as my answer and didn't know if it was right...

    asked by sarah
  64. calculus

    Another problem: determine whether the series is convergent if so find sum it is the sum from k=1 to infinity of ((-1)^k)/(3^(k+1)) i found this series to be geometric where a=-1/9 and r=1/3 my answer was converges to 1/6

    asked by sarah
  65. Chemistry - DrBob222 please check and help

    Can you check these? And I need help on one. Oxidation Number Method of Balancing Redox Reactions 1)Neutral Solution Sn^2+ + Fe^3+ ----> Fe^2+ + Sn^4+ Balanced equation Sn^2+ + 2Fe^3+ ----> 2Fe^2+ + Sn^4+ 2)Acidic Solution Fe^2+ + Cr2O7^2- ---> Cr^3+ +

    asked by Alex
  66. Calculus

    prove: if z is a complex number and 1/z=the conjugate of z over the absolute value of z squared.

    asked by Courtney
  67. calculus

    TRUE OR FALSE 1. if the lim as n->infinity of a(sub n)=0, then the sum from n=1 to infinity of a(sub n) converges i said this was true because I know that if a (sub n) does NOT=0, it diverges 2. if the sum from n=1 to infinity of a(sub n) converges and

    asked by sarah
  68. calculus

    find if the series is convergent and what it sums to the sum from k=3 to infinity of (k+1)^2/((k-1)(K-2)) I'm not sure how to start

    asked by sarah
  69. math

    A tetherball is attached to the end of a 3-meter rope. The rope is attached to a pole thatis 5 cm in diameter. Estimate the greatest number of timees the rope could rap around the pole. Use 3 for pi(3.14) to make your estimate.

    asked by Deidra
  70. criminal justice

    Explain how a probation officer or parole officer benefits from an understanding of nonverbal communications when interviewing an offender or parolee. Include in your explanation a description of certain signs or behaviors that could “tip off” an

    asked by sara
  71. Geometry

    The foot of a ladder is placed 6 feet from a wall. If the top of the ladder is 8 feet up on the wall, how long is the ladder?

    asked by Christina
  72. Science

    An object speed up. Then it slows down. Then it changes direction. Which of these are examples of acceleration?

    asked by Carly
  73. Math

    How do you solve (a+b)^2 - (a+b)-2?

    asked by Vanessa
  74. english

    ok so i am doing a poem on somebody that i would like to be if i was not me. I can not think of anybody. I know it is based on my interests and stuff but i still cant think of any. I like to play guitar and dance. does anybody know of any famous females

    asked by Anonymous
  75. statistics

    true/false test with 16 questions all answers are guessed what is the mean and std deviation can u tell me how to get the P(x) value

    asked by NIck
  76. Science

    If you observe a change in an object's speed or direction, you are observing a change in its___________. a) frame of reference b) velocity c) position d) momentum I think it is VELOCITY, but I am not too sure

    asked by Carly
  77. Science

    If you observe a change in an object's speed or direction, you are observing a change in its ______________. s) frame of reference b) velocity c) position d) momentum I am thinking it is b) VELOCITY, but I am not sure.

    asked by Carly
  78. Science

    You push a book on a table so that its velocity is constant. If the force that you apply is 15N. what is the force due to sliding friction? If you accelerate, so that the velocity is no longer constant is the force you are applying to the book greater or

    asked by Jennifer
  79. history

    Who did the american cowboys learn their skills from during th late 19th century???

    asked by tommy
  80. calculus

    determine whether the series is convergent if so find sum it is the sum from k=1 to infinity of ((-1)^k)/(3^(k+1)) i found this series to be geometric where a=-1/9 and r=1/3 my answer was converges to 1/6

    asked by sarah
  81. Geometry

    A rectangular swimming pool that is 12ft by 15 ft has a deck of uniform width built around it. If the area of the deck is 198 square feet, find its width.

    asked by Christina
  82. calculus

    2. if the sum from n=1 to infinity of a(sub n) converges and a(sub n) does not =0, then the sun from n=1 to infinity of 1/(a(sub n)) diverges. ?????

    asked by sarah
  83. Grammar

    We should hire a younger person who knows more about technology.

    asked by Anonymous
  84. french

    what is the difference between all of these? nouveau, nouvel, nouvelle, neuf

    asked by michelle
  85. Soc. Studies

    I need a good image of the Revolutionary War that shows a wide area. Can you help me?

    asked by Binh-An
  86. science

    what part of the skeleton protects your heart?

    asked by JAMBER
  87. physics

    At a picnic, a Styrofoam cup contains lemonade and ice at 0 degree C. The thickness of the cup is 2.0*10^-3m, and the area is 0.016 m^2. The temperature at the outside surface of the cup is 35 degree C. The latent heat of fusion for ice is 3.35*10^5 J/kg.

    asked by Lydia
  88. Calculus

    A man can swim 2km/h in still water. Find at what angle to the bank he must head if he wishes to swim directly across a river flowing at a speed of 1km/h. I don't understand how to find that.

    asked by Anonymous
  89. algebra

    simplify 23sqrt(32x^2)-2sqrt(50x^4)

    asked by becky
  90. Social Studies

    What dynasty, running from the 15th to 20th centuries, was supported by Pop Gregory having Rudolph I as its first emperor?

    asked by Taylor
  91. economics

    Identify similarities and differences between common goods, public goods, private goods, and natural monopolies. Provide an example of each type of good and justify your answers. Discuss possible positive or negative externalities associated with each

    asked by Lisa
  92. Health

    What is the main function of the endocrine system?

    asked by Meli
  93. algebra

    can someone help me with the steps to problem below, the fractions are throwing me off 5/8t+2/15t=17/20

    asked by katherine
  94. english

    I need help coming up with ideas for a double-voiced poem (aka: poem for two voices)?

    asked by ashlee
  95. algebra

    Damon, the problem in the book is 5/8*t + 2/15*t = 17/20

    asked by katherine
  96. Websites?

    Where can i get opinions on stuff? Because i want to know which is a better name for a betta. Samson or Comet.

    asked by Sam
  97. Chemistry

    Can someone balance this equation using the half-reaction equation method? OF2 + I^- ----> F^- + I3^-

    asked by Anonymous
  98. math

    the gas tank of your car holds 21 gallons. It is 1/3 full. How many gallons will it take to fill the tank?

    asked by losted
  99. chemistry

    Is there a salt bridge in a fuel cell? I think there isn't one because hydroxide ions and hydrogen ions are in the water, so they can move around freely already.

    asked by william
  100. Chem

    Which of the following rxns would most likely occur the fastest? A. 2AgNO3(aq) + Cu (cr) --> Cu(NO3)2(aq) + 2Ag(cr) B. NaCl(aq) + AgNO3(aq) --> NaNO3(aq) + AgCl(cr) C. C6H12O6(aq) + O2(aq) --> CO2(aq) + H2O(l) Only an answer is required, but a brief

    asked by Anonymous
  101. physics

    A Goodyear blimp typically contains 5400m^3 of helium (He) at an absolute pressure of 1.1*10^5Pa. The temperature of the helium is 280K. What is the mass (in kg)of the helium in the blimp? PLEASE GIVE ME SOME IDEAS TO DO IT!!!THANKS A LOT!!!

    asked by Amanda
  102. Chem

    Does adding a catalyst to a rxn mixture add energy that causes the rxn to proceed more quickly. I answered: No, a catalyst simply lowers the activation energy by providing an alternate route to the desired product allowing the rxn to speed up. Does that

    asked by Anonymous
  103. Math

    why a (-)x(-)=(+) (-)x(+)= (-)

    asked by Amanda
  104. calculus

    determine whether the series is convergent if so find sum: the sum of x=3 to infinity of (k+1)^2/((x-1)(x-2)) is it infinity meaning it diverges?

    asked by sarah
  105. calculus

    true of false if the sum of asubn from n=1 to infinity converges, and if a is not equal to 0, the the sum of 1/(a sub n) as n goes from 1 to infinity diverges.

    asked by sarah
  106. Chemistry - DrBob222 please check and help

    Can you check these? And I need help on one. Oxidation Number Method of Balancing Redox Reactions 1)Neutral Solution Sn^2+ + Fe^3+ ----> Fe^2+ + Sn^4+ Balanced equation Sn^2+ + 2Fe^3+ ----> 2Fe^2+ + Sn^4+ 2)Acidic Solution Fe^2+ + Cr2O7^2- ---> Cr^3+ +

    asked by Alex
  107. physics

    how much kinetic energy will an electron gain in J and eV if it accelerates through a potential difference of 23,000 volts

    asked by shtam8er
  108. Social Studies

    I need to know about if Indiana is a mountanous or a prarie place, also about the land features like the elevation above sea level and places like lakes and mountains. If you also know anythingn about Indiana's Geography please give it to me. Also give me

    asked by Peter
  109. PHYSICS

    Suppose that a tank contains 680m^3 of neon at an absolute pressure of 1.01*10^5 Pa. The temperature is changed from 293.2 to 294.3 K. What is the increase in the internal energy of the neon? I don't have any idea to do it. Please help! Give me some

    asked by Annie
  110. American History

    Why didn't the Dawes Severalty Act succeed/work?

    asked by Rita
  111. history

    How did American social criticism, imaginative writing, and are all relate to the urban industrialization changes of the late 19th century?

    asked by bill
  112. Trigonometry

    2 questions: An airplane takes off from the ground and reaches a height of 500 feet after flying 2 miles. Given the formula H=dtan times theta, where H is the height of the plane and d is the distance (along the ground) the plane has flown, find the angle

    asked by Anonymous
  113. english/revise long paper

    “Invisible Children,” a documentary filmed by three American college students, Jason Russell, Bobby Bailey, and Laren Pole, who set out for Africa in search for a story; however, they discovered the immense suffering of Acholi civilian population in

    asked by christi
  114. AED

    School is the only common institution where all students can be touched about tolerance . i need help finding nfo on this

    asked by Dawn