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December 21, 2014

Posts by Olivia


Total # Posts: 456

math
thanks a lot, so is the answer those numbers added up?
October 18, 2008

math
in a high school there are 27 hockey players and 15 soccer players. if 8 persons played both sports, how many different people played in these sports.
October 18, 2008

college chemistry
what is the correct answer for this?
October 14, 2008

AP World History
my thesis is:In spite of both the Roman and Han government involvement in technology, during the classical period the Romans had a more neutral/negative attitude whereas Han China had a positive view towards crafts people. is that ok?
October 14, 2008

Math
no, but i mean how do you factor the probability of 4 instead of just 1?
October 14, 2008

Math
i mean, I know how to do 1 like the probability of getting paired with someone but how does the 4 come in?
October 14, 2008

Math
Probability -if desks are grouped by 4 and if there are 11 boys and 13 girls in a class what is the probability that I will get placed in a group of all girls?
October 14, 2008

9th grade
yes, that's right
October 13, 2008

6th grade com arts
i just don't understand what it means to write the answer words, sorted by suffix
October 7, 2008

6th grade com arts
we had to do anzlogies i.e. ball : bouncy : glue : sticky The next part is "sort the answer words by suffix" What does that mean?
October 7, 2008

Com Arts
I think it is cities
October 7, 2008

Com Arts
I have the same question as Jake... trees : leaves : states : ? The answer has 6 letters, the thirs letter being a "t". Does anyone know?
October 7, 2008

spanish
are there any web sites that offer online quizzes with immediate answers?
October 2, 2008

Math
24?
September 28, 2008

Math
would the answer be 24:36?
September 28, 2008

Math
Last week, Marcia played goalkeeper for her hockey team. She stopped 20 out of 30 shots on goalm . This week, marcia faced 36 shots. She stopped shots on goal in the same ratio as the previous week. How many shots did marcia stop?
September 28, 2008

social studies
are you sure?
September 22, 2008

social studies
why would it be important for a pharoh to unite upper egypt and lower egypt
September 22, 2008

6th grade math
2x16-12+5=15
September 16, 2008

writing
When writing a essay. How many spaces after a . after , "Is this correct".
September 15, 2008

literature
In your opinion, what are today's epics?
September 15, 2008

english
edit for correct pronoun. we expected the concert to last for at least two hours. since the average ticket sells for twenty dollars, this was not being unrealistic.
September 9, 2008

math
it would be 36. Area= base x height. In a square, base and height are the same. 6x6 = 36.
September 9, 2008

Physics
What is the energy of this type of radiation: 6.32 x 10^20 s^-1 ?
September 9, 2008

Physics
What is the speed of an electromagnetic wave that has a frequency of 7.8 x 10^6 Hz? How would I solve this problem?
September 9, 2008

Physics
Ok so I think I have this correct, but I'm not sure. The question is: what is the frequency of green light, which has a wavelength of 4.90 x 10 ^-7 m? Since all electromagnetic waves travel at 3.00 x 10^8 m/s (c), and c= wavelength x frequency, The problem is: (3.00 x 10^8...
September 9, 2008

science
what happens to microbes when they are packed in food tins?
April 26, 2008

math
Does anyone know what |-11| means?
February 28, 2008

Chemistry
Please help me break this problem down.. Thanks lot. Light with a wavelength of 425 nm fell on a potassium surface, and electrons were ejected at a speed of 4.88 X 10^5 m/s. What energy was expended in removing an electron from the metal? Express the answer in joules (per ...
January 13, 2008

math
1.What is the probability Megan will develop the symptoms of Huntington’s disease? (Assume her mother was hh.) Show the sample space.--50% 2.What is the probability that their first child will develop Huntington’s disease?--25% chance having disease, 75% chance ...
November 26, 2007

math
Consider yourself a genetic counselor. Megan and Eric come to you for your services. They are planning on having their first child. Megan’s father died from Huntington’s disease. Eric’s family has no history of Huntington’s disease. They would like to have ...
November 26, 2007

Homework
Mike, Bobby, Olivia, Lila, Alex, Veronica, Amanda.... Sorry for the confusion.
November 12, 2007

Homework
We, my roomates and I, keep getting replies saying stop posting under more than one name. We are not posting under more than one name we are all different. We all live together and only have this common computer at the moment, but we are more than one person and we love this ...
November 12, 2007

biology
You are cheating!!!! answer that friggin' easy question yo' self!!!!!!!!!!!!!!!
November 12, 2007

physics
Does anyone know what this is about? please help I would be more than grateful.. How does Rutherford’s model of the atom account for the back – scattering of alpha particles directed at the gold leaf
November 10, 2007

marketing assessment
design a marketing plan for one of the following types of product
November 3, 2007

globe school for environmental Research
How are igneous rocks form
November 1, 2007

music
why is sonata-allegro considered to be dramatic and rewarding?
October 28, 2007

Math
7a-8 =15a + 8 add 8 to both sides 7a = 15a + 16 subtract 15a from both sides -8a = 16 divide by -8 a= -2
October 18, 2007

Physics
Could someone help me on how to put this all together. Atomic physicists ignore the effect of gravity within an atom. To see why, calculate and compare the gravitational and electrical forces between an electron and a proton separated by 10-10m. Im confused ok i have that the ...
October 18, 2007

Physics
what? i know the masses yes not sure about the charge. . . but the fromula i have is f=k g1f2/r^2 so And all these numbers are something to the power of something else how do i work that out?
October 18, 2007

Physics
Im confused ok i have that the mass of a proton is 1.6726231 x 10^-27 and the mas of an electron is 9.1093897 x 10^-31 charge of an electron is 1.602 x 10^-19 what do i do with all of this, is g1 the charge of the proton g2 the charge of the electron? what is d is that 10 m?
October 18, 2007

Physics
Someone please help me, I am having the worst time understanding this problem. Where do I begin? Atomic physicists ignore the effect of gravity within an atom. To see why, calculate and compare the gravitational and electrical forces between an electron and a proton separated ...
October 18, 2007

Biology
What are needed for humans to be able to digest?
September 20, 2007

Chemistry
Suppose you are studying coordination compounds of Co(II) with the ligand pyridine (py, C5H5N, MW = 79.10). You isolate a crystalline compound and since the only available ions are chloride and nitrate, you hypothesize the empirical formula of the coordinaton compound must be ...
April 23, 2007

looking up a state
I would like to look at bugs in Iowa and see the type of houses they live in also I would like to see how they live in that type of weather there. http://www.extension.iastate.edu/Publications/IAN606.pdf http://www.etenson.iastate.edu/publications/IAN606.pdf
March 29, 2007

english
There is a poem called 'Still I Rise' by Maya Angelou.
March 18, 2007

SCIENCE - Pls HELP
A proton (with a mass, mp = 1.673 x 10^-27 kg & electrical charge, e = 1.602 x 10^-19) and an electron (with a mass, me = 9.109 x 10^-31 kg & electric charge -e = -1.602 x 10^-19) are not moving & at a distance of 1.000 x 10^-10 m apart.... (assuming the electrical constant, ...
February 7, 2007

chemistry
ACCORDING TO THE OCTET RULE, CALCIUM HAS THE TENDENCY TO DO A. LOSE ONE ELECTRON B. LOSE TWO ELECTRONS C. GAIN ONE ELECTRON D. GAIN TWO ELECTRONS
January 20, 2007

Math
Using the intersection method, I need to solve the following equation: 5x-3.3=x-2.1 Can you point me on the right path? you have to get x's on one side, and the numbers on the other. then solve for x. Kira, Thank so much for your help, but how do you graph the equation to ...
December 20, 2006

algebra
(2x+1)-(X-1)= to get rid of the second set of parentheses, you have to mulptiply by -1...so the x becomes -x and the -1 becomes 1. So, its 2x + 1 - x +1 = x + 2
November 19, 2006

Music
Why is sonata-allegro form considered to be dramamtic and rewarding?
October 16, 2006

algerbra 1
what is the answer to 5x-16=14-5x Just giving you the answer is not what this forum is about. We'd be defeating the purpose of you assignment by doing that. Try to work the variables to one side, say the lefthand side, and the numbers to the other side. Add 5x to both ...
September 27, 2006

Math [Probability]
78125 bricks
September 10, 2006

saxon 65
how many minutes is one third of an hour An hour is 60 minutes. What is one third of 60 minutes? I hope this helps. Thanks for asking. 20
August 28, 2006

Metric System
I have two queations that have to do with the metric system: 1- What connections can you identify between the metric units for length and volume? 2- Why is it difficult to convert miles to yrads or feet? Thanks in advance for your help! 1- What connections can you identify ...
August 18, 2005

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