Questions Asked on
December 31, 2009

math
a polyhedron has 36 edges and 21 faces, how many vertices does it have? thank you
asked by Kay Kay 
Physics
A boy throws a 4kg pumpkin at 8m/s to a 40kg girl on roller skates, who catches it. At what speed does the girl then move backwards?
asked by Aly 
lore
During the Moors invasion into Spain, did some of the Moors convert to some Spanish religions? what were some of these religons
asked by jake 
Sciece
What is the pronunciation rebus for nitrogen?
asked by Rachel 
physics
A fire helicopter carries a 640 kg bucket of water at the end of a 20.0 m long cable. Flying back from a fire at a constant speed of 40.0 m/s, the cable makes an angle of 42.0° with respect to the vertical. Determine the force exerted by air resistance on
asked by Anonymous 
math
Each letter of the alphabet is a written on a separate piece of paper and placed in a box. Find the probability of a drawing a vowel a,e,i,o,u or a letter in the word sum. Thank you
asked by Kay Kay 
Literature
2. In a play, when the protagonist encounters an obstacle, a. the exposition begins b. the climax begins c. conflict occurs d. the denouement occurs Not sure...? Thanks MC
asked by mysterychicken 
Physics
Approximately 4 x 10^9 kg of matter is converted into enery in the sun per second. Express the power output of the sun in watts.
asked by Aly 
LANGUAGE ART
What christmas word can you make out of COCUTOKITEER
asked by JESSICA 
Literature
B.C wrote R.T.P. and H.H. what that mean?
asked by Coroline 
Literature
What are some key passages in 'The Miracle Worker' that reveal something important about the characters of Annie Sullivan or Helen Keller? I'm not sure, please help... Thanks MC
asked by mysterychicken 
Physics
A weightlifter raises a 90kg barbell from the floor to a height of 2/2 m in 0.6 s. What was his average power output during his lift? Sorry I wrote it wrong the first time!
asked by Aly 
Math
Why are bacteria bad at math
asked by Kayla 
Statistics
A random sample of size 20 from a normal population will sample mean 42 and sample standard deviation of 6 . To test the hypothesis the population mean 44 at 5% level of significance , find the pvalue and comment
asked by Mrs. Lakshmi 
Physics
A man drinks a bottle of beer and proposes to work off it's 460 kj by exercising with a 20kg barbell. If each lift of the barbell from chest height to over his head is through 60 cm and the efficiceny of his body is 10 percent under these circumstances,
asked by Aly 
Physics
A weightlifter raises a 90kg barbell from the floor to a height of 2/2 m in 0.6 s. What was his average power output during the life?
asked by Aly 
chemistry
can you explain me how to do this question. any help would be much appreciated. 1) If 0.025 mol of COCl2(g) is placed in a one liter container at 400c, 16.0% of the CoCl2 is dissociated when equilibrium is established. COCl2(g)> Co(g)+Cl2(g) calculate the
asked by hrithik 
Math
Ms. Pecho currently owes $637.50 in simple interest on a loan of $2500 at an annual interest rate of 17%. How long has she had the loan? How do you figure out this problem? I am not merely looking for an answer, I would like to know how to do it to know if
asked by Rose 
German rules for JJ
Many of your questions had to do with CASES; in German there are three genders (masculine, feminine and neutral) and the CASES for them are as follows: MASCULINE: nominative  DER Vater ist groß the father is big genitive  der Hut DES Vaters ist neu the
asked by E.G. 
chemistry
hi i have difficulty in this question.any help would be much appreciated. 1) a mixture of 0.0080 mol of So2(g) and 0.0056mol of O2(g) is placed in one liter container at 100K. when equilibrium is established, 0.0040 mol of So3(g)is present
asked by hrithik 
english
i am learning english at the moment Six hundred years ago, Sir John Hawkwood arrived in Italy with a band of soldiers and settled near Florence. He soon made a name for himself and came to be known to the Italians as Giovanni Acuto. does [made a name for
asked by english 
Business
I have to do a 10 to 15 powerpoint presentation describing the evolution of business. I have to include Feudalism, mercantilism, capitalism, commerce, property right, and the industrial revolution.I have to provide examples and appropriate visual to
asked by Elaine 
Literature
I math::7D=1W 7 days=1week Question: Literature "S.W." and "C" are both F.T. pls.help
asked by Coroline 
English
Can I say "I use the Internet for cheating the answers from a site"? Can you correct it for me please?
asked by Jutta 
Statistics
I am trying to work a case problem, I have to take a group of numbers and using the data by product line, there is three different products lines, I need to compile a breakdown of sales by product then give a total of all three. then I need to find the
asked by Nancy 
history
Western companies often impose western culture on the country in which the business is launched. Locate an article that contains a similar situation as WalMart and summarize the findings. What is your analysis of the situation? How could this have been
asked by stacii 
English
this is an intro for an argumentative essay, the thesis for the essay is supposed to be that empires are bad..i need help in bringing that out better ( will be forever happy if it rewritten) empires are needed and inevitable. These people would be
asked by jake 
chemistry
what is the difference between qualitative property and quantitative property?
asked by su 
Statics
An ace,king,Jack of Clubs or Queen of Diomonds Occure While Drawing aCard frrom a Deck of WellShuffeled ordinary Deck of Playing cards Find the Probability?
asked by Hafiz 
Physics
A man skis down a slope 120 m high. If 80 percent of his initial potential energy is lost to friction and air resistence, what is his speed at the bottom of the slope?
asked by Aly 
p
If a lightbulb uses 60 watts of power. If the light bulb is run for 5 hours everyday of a 30day month how much energy did the lightbulb use? Answer in k Wh.
asked by Aly 
college essay topic
what can be my topic for this college essay? Write an essay about yourself and the events in your life which have made a difference in the way you view yourself and others.
asked by kim 
english
Is it correct to say He became too tired to carry his friend on his rope and decided to cut it 1)Though with a broken leg he managed to arrive at the camp by moving his hands and knees OR is it OK to say with his hands and knees. Could you omit by before
asked by Franco 
Technology
I need help with these two questions: 1. Sheet metal and copper piping are examples of a. natural resources b. industrial products c. consumer products d. standard materials I think it's either B or D 2. Which of the following would be considered part of a
asked by y912f 
Physics
A car travels 15 miles east in 34 minutes. what is the velocity in miles per hour?
asked by Aly 
Algebra
Hello, can someone check my answers to the following Algebra questions 1. (2y)(2)= My answer  2 * 2 = 0 Translate 2 and 3 into an euation 2. Four less than the quotient of x divided by 2 is 8. My answer  (x * 2) 4 = 8 3. The sum of two consecutive
asked by Tamir 
Physics
What is the kinetic energy of a 1500 kilogram object moving at 25 m/s?
asked by Aly 
Physics
The potential energy of a golf ball in a hole is negative with respect to the ground. Under what circumstances (if any) is the ball's kinetic energy negative? It's rest energy?
asked by Aly 
8th grade
Ms Pecho currently owes $637.50 in simple interest on a loan of $2500 at an annual interest rate of 17%. How long has she had the loan. This is his problem and I have no clue how to help him but I do know the answer he came up with is 18.77. That seems
asked by Rose 
English
What is the difference between these two sentences: A person who helps others A person who helps the others??? Which of the two is correct? A person who likes working so much Or A person who likes so much working??
asked by Wilma 
math
If the counting numbers are arranged as shown, under which letter will the number 88 appears? THANK YOU. A B C D E 1 2 3 4 5 6 7 8 9 10 11 12 _ _ _ _ _ _ _ _ _ _ _ _ _
asked by Carolyn 
English
i require assistance in proofreading and editing this paragrpah please: Some people believe that empire expansion is another way to protect a nations culture and religion by expanding, oppressing other cultures. But by expanding you leave your culture and
asked by jake 
Math
I posed a problem and no one helped me to see how to solve the problem. I don't want you to give me the answer, I want to know how to arrive at the correct answer. Again, Ms. Pecho currently owes $637.50 in simple interest on a loan of $25oo at an annual
asked by Rose 
english from great 1
make little words from word pomegranate 15 words
asked by urooj 
Physics
what is the velocity of an object which moves from a position x=9 meters to a position x=8 meters in a time of 3 seconds
asked by Aly 
chemistry
i have difficulty in this question. any help would be much appreciated. 1)CO(g)+2H2(g)>CH3OH(g) at 225c, K is 10.2 liter^2/mol^2. what concentration of CH3OH(g)is in equilibrium with CO(g) at a concentration of 0.020 mol/liter and H2(g) at a concentration
asked by hrithik 
math
Amy paints a house in 4 hours and Thomas paints the same house in 6 hours. How long will it take to paint the house together?
asked by maria 
English
Which word is correct in the sentence? Gail arranged the bookshelf (as or like) her mother asked her to.
asked by Rika 
science
what are the components of electromagnectic field?
asked by anna 
science
What is a term for a group of interbreeding organisms living in the same area?
asked by lynda 
MATHS
1) given that x= log(small5)3 + log(small5)4, find algebraically the value of x 2)a mug of tea cools according to the law T(small t)= T(small 0)e to the power^kt where T(small 0) is the initial temp and T(small c)is the temp after t minutes. all temps are
asked by Mr in need of help! 
social studies
The president of the United States is elected by the electoral college. What type of system is this?
asked by ashley 
government
was ronald reagan considered strong or weak on foreign policy?
asked by diana