Questions Asked on
August 29, 2007

  1. Vectors/Tension

    A horizontal clothesline is tied between 2 poles, 20 meters apart. When a mass of 5 kilograms is tied to the middle of the clothesline, it sags a distance of 2 meters. What is the magnitude of the tension on the ends of the clothesline? Alright, so i have

    asked by Michael
  2. science. . . =[[

    crossword puzzle 1) Secure loose___________ before beginning lab. (its 7 letters) 2) If a chemical comes into contact with your eyes,wash them out for atleast __________ minutes (its 7 letters) 3) Know where this is before you begin any lab;you may need to

    asked by toriiii
  3. Math

    It's actually terrible, I forgot my book, and I'm stuck doing homework, and it's hard. I'm in fifth grade. 6. List all of the numbers up to 20 that can be arranged into arrays with two rows. 16, and 20, there's more but. 7. What do you call numbers listed

    asked by Shelby
  4. statistics

    Suppose you buy 1 ticket for $1 out of a lottery of 1,000 tickets where the price for the one winning ticket is to be $500. What is your expected value?

    asked by george
  5. math

    you got 8 hours of sleep on monday night and 7 hours of sleep on tuesday night on wednesday you only got 4 hours of sleep because you were up late working on an english paper on thursday and friday you got 9 hours of sleep each night to make up for

    asked by Cheyenne
  6. creative writing- please help

    Please help me- I signed up for a creative writing class thinking that I would do pretty well because I am not that bad of a writer but the questions that are asked are really hard to answer. The questions that were asked were like "how old is the color T"

    asked by Anonymous
  7. Biology

    Organisms demonstrate exponential (r) or logistic (K) reproductive strategies. Explain these two strategies and discuss how they affect population size over time.

    asked by Summer
  8. statistics

    I'm trying to work through the proof for SST = SSM + SSE MEAN = ∑(X)/N SST = ∑((x - MEAN)^2) = ∑(x^2 - 2 * x1 * MEAN + MEAN^2) = ∑(x^2) - 2 * MEAN * ∑(x) + N * MEAN^2 = ∑(x^2) - 2 * ∑(x)^2/N + ∑(x)^2/N = ∑(x^2) - ∑(x)^2/N SSM =

    asked by statstudent
  9. history

    why did the nazis use trains for transporting jews even when the trains were meeded fot their war effort?

    asked by nancy
  10. math

    my fith grader has a work sheet on stem and leaf plots. There is no workbook or examples that were given and i have no clue. Can you help me?

    asked by marie
  11. Physics Probelms ASAP

    Could you please check my work and help me with a couple. An airplane that flies at 100 km/h with a 10 km/h tailwind travels at 110 km/h relative to the ground. If it instead flies into a 10 km/h headwind, its groundspeed is : 110 km/h /2= 55 km/h The

    asked by Soly
  12. Algebra ll

    Cleopatra was needed barge workers, and when the word went out 175 workers showed up, that is 21/2 times the amount needed. How many workers were originally needed? (I am trying to help my niece with her homework, and we live 600 miles apart. Can you

    asked by Trisha
  13. MATH

    I NEED HELP WITH FINDIING A SCALE FOR FREQUENCY TABLES

    asked by AMY
  14. statistics

    On an exam on probability concepts, Mary had an answer of 13/8 for one problem. Explain how she knew that this result was correct

    asked by george
  15. science

    what is sience

    asked by Ris
  16. Physics Word Problem

    4. An automobile is traveling at 30 km/hr. It accelerates at 3 m/s2 until it has covered 100 meters.. What is its new velocity? I asked my teacher on what formula I should use and said I should use this one: V^2= Vo^2+2ax (V^2 is the velocit, Vo is the

    asked by Emma
  17. statistics

    I have a simple set of 10 data points My ten Data Points 2 3 3 4 5 8 9 11 11 13 (mean = 6.9) My prediction nodel predicts the following values for the ten data points (listed in same order) 2 3 4 5 6 7 9 10 11 12 I calculate SST = SIGMA (VALUE - MEAN)^2 =

    asked by statstudent
  18. Hopkins middle

    social studies where can i find info on the stone age for pictures of tools huntergathers and houses from that time period.

    asked by nikia
  19. Math

    I have to simplify 3y^2-12y/9y^3, I just can't seem to figure out how to simplify the 9y^3.

    asked by Keema
  20. Algebra 1

    Graph the function f(x)=-2x+5

    asked by Cliff
  21. Algebra

    y=2x-4 2y=-x

    asked by anabel
  22. algebra 1

    2x-3y=9 x=-3 5x+4y=16 y=-16 x-y=1 5x-4y=0 3x+6y=15 -2x+3y=-3

    asked by anabel
  23. algebra II

    A boy says "i have as many brothers as i do sisters." His sister says i have twice as many brothers as i do sisters." How many brothers and sisters are in the family?

    asked by big man on campus
  24. statistics

    A police department reports that the probabilities that 0, 1, 2, and 3 burglaries will be reported in a given day are 0.50, 0.41, 0.05, and 0.04, respectively. Find the standard deviation for the probability distribution. Round answer to the nearest

    asked by tang
  25. theatre

    In the play the Pot Boiler by Alice Gerstenberg where is the EXACT geographical location and date (day/month/year) plus season? I get the impression it could be anywhere at anytime but the teacher wants specifics as well as a breakdown of the relationships

    asked by jen
  26. reading

    I have to do a story map for the book Honus and me by dan gutman..they are asking for the place and the setting ..wouldnt that be the same thing

    asked by matt
  27. Conversion

    How many cubic millimeters are there in one square centimeter? I know that in one square centimeter there is 100 millimeters squared. So this is what I did: x^3 = 100^2 so x=100 is this correct?

    asked by Tammy
  28. physics- what did i do wrong

    If the bus is 100 meters ahead of the car and the bus is travling at 65 km/hr and the car at 78km/hr, how long will it take the car to catch the bus? I used the following formula, but was informed my answer was wrong. 100m + (t) 65km/hr = 0 + (t)78km/hr

    asked by jeff
  29. math

    -0.126/-0.9

    asked by byron
  30. algebra 2

    Which property is illustrated: commutative, associative, etc. 5+3=3+5

    asked by Christian
  31. math

    there are 30 boxes to be moved out of a house bob can carry 3 boxes at a time pedro can carry 2 boxes at a time and jameelah can carry 1 box at a time if each person takes and equal number of trips how many trips will be needed to move all of the boxes

    asked by Cheyenne
  32. math

    there are 300 animals in the zoo there are 20 enclosures that hold 4 animals each 25 enclosures that hold 3 animals each and 42 enclosures that hold 2 animals each the rest of the animals all have their own enclosures how many have their own enclosure

    asked by Cheyenne
  33. math

    there are 300 animals in the zoo there are 20 enclosures that hold 4 animals each 25 enclosures that hold 3 animals each and 42 enclosures that hold 2 animals each the rest of the animals all have their own enclosures how many animals have their own

    asked by Cheyenne
  34. Math

    Math game called 24

    asked by Kim
  35. science

    what are the 5 branches of physics?

    asked by hayden
  36. English/ Psychology

    I need to find out what they did, what it has to do with our lives and how it deals with career exploration and write a paper on ; Carl Jung and Myers/Briggs.

    asked by Tess
  37. Algebra ll

    Answer to question is 70.

    asked by Trisha
  38. French

    Could anyone direct me to some websites that tell the differences between French and American Schools? Not necessarily the education process but schools in general. For example French students go to school six days a week as opposed to the American

    asked by Leah
  39. science

    will geographical isolation be a major factor in the speciation of a self pollinating plant species and an organism that reproduces asexually?

    asked by beena
  40. Algebra

    How do you Multiply this? (x/3+3/4)(3x/4-3/5)

    asked by Kara
  41. biology

    under what condtions is a hypothesis supported

    asked by erik
  42. Math

    Each day Ernesto drives 52 miles. If he can drive 26 miles on one gallon of gasoline, how many days can he drive on 14 gallons of gasoline? Can someone help me with this please?

    asked by Arelis
  43. calculus

    find the first derivative of f(t)= (1-t)^(1/2)

    asked by wendy
  44. English

    I need to compare and write a paper on ; Carl Jung and Myers/Briggs.

    asked by Tess
  45. math/algebra

    i cant find out how to do linear equations

    asked by lucky wright
  46. Precalculus

    Write the statement using absolute value notaion: The distance between x and 1 is 7. I got the answer as the absolute value of x, plus 7 equals 1 Is that correct?

    asked by Tammy
  47. math

    (x+c)^3 or (x+3)(x+3)(x+3) how do i find the answer?

    asked by billay
  48. science

    we tested each ramp heigt three times what would it be ? an inference,prediction,or aqualitive observation

    asked by Brittany
  49. calc

    how would you solve this for x? (2x/4π) + ((1-x)/2) = 0

    asked by Anonymous
  50. Physics

    A charge of -3.00 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.135 m). The charges on the circle are -3.20 µC at the position due north and +5.00 µC at the position due east. What is

    asked by Mary
  51. Biology

    _____________provided significant sources of energy on early Earth, and were most likely involved in the origin of life. Options A) Volcanic activity, violent thunderstorms, and ultraviolent radiation B) Bombardment from meteorites, gamma radiation, and

    asked by Sabrina
  52. Bio

    Which of the following early embryos would be easiest to distinguish from othe others? a) Bird B)Honey Bee C)Human D)Snake E)Rat

    asked by John
  53. marketing

    am looking 4 McDonald ad online can you please give me website

    asked by lollicupy
  54. science

    how is my school jummper made. how does it from being a cotto seed to becoming a jumper

    asked by jack
  55. social studies

    how can i learn social more easily ?

    asked by yaman
  56. statistics

    Provide an appropriate response. On an exam on probability concepts, Mary had an answer of 13/8 for one problem. Explain how she knew that this result was correct.

    asked by kevin
  57. statistics

    1. Express the indicated degree of likelihood as a probability value. "There is a 40% chance of rain." 2. Find the indicated probability A bag contain 6 red marbles, 3 blue marbles, and 7 green marbles. If a marble is randomly selected from the bag, what

    asked by george
  58. science

    a male parent has A blood group and female parent has O blood group.their offspring a girl has O blood group. can we predict which is the dominant gene or recessive gene?

    asked by beena
  59. MGMT

    DESCRIBE A FUNCTIONAL AND DYSFUNCTIONAL CONFLICT

    asked by VET
  60. algebra1

    solve the equation 3(x-2)+4=4(x-2)+1 please help me....

    asked by john101
  61. Algebra 1

    I really need help! Plese!! The price of an item is given by p=2x^2-100. Find the polynomial that represents the revenue generated from the sale of x items.

    asked by CHloe
  62. Math

    A roof rises 8.5 ft over a horizontal distance of 18.02ft. what is the slope of the roof to the nearest hundredth?

    asked by TC
  63. science

    can you help me to outline a project which aims to find the dominant coat colour in dogs?

    asked by beena
  64. WRITTEN COMMUNICATION

    What is "(sic)" 19. Inclusive language-quoting from biased material - The mayors and their wives were invited on a tour of the state buildings. answer: The mayors[sic] and their wives were invited on a tour of the state buildings

    asked by Iulia
  65. Finance

    1. What is the interrelationship among the four financial statements? What methods are used to analyze an organization's financial condition?

    asked by Brian
  66. physics

    i need help with this one! A 100KHz oscillator that's followed by a doubler and two triplers will produce an output of frequency.... a.) 180 kHz b.) 500 " c.) 800 " d.) 1.8 "

    asked by jeff
  67. Pysics Word Problem

    4. An automobile is traveling at 30 km/hr. It accelerates at 3 m/s2 until it has covered 100 meters.. What is its new velocity? I asked my teacher on what formula I should use and said I should use this one: V^2= Vo^2+2ax (V^2 is the velocit, Vo is the

    asked by Emma
  68. social studies

    The oldest wonder was built around 2550 B.C. what is it?

    asked by mark
  69. english

    i need to know how to make a compound word chain

    asked by tucker
  70. medecine

    la langue modèle-t-elle l'étage antérieur ou postérieur du palais

    asked by kevin
  71. medecine

    les gènes les plus en aval specifient l'dentité des segments les plus antérieurs ou medians de l'embryon?

    asked by kevin
  72. math

    so would it be like 8+7+4+9+9=x

    asked by Cheyenne
  73. Math

    5 less than a number

    asked by Brianna
  74. geography

    i don't understand what an ethinic group is????

    asked by ashleigh