| Subject | Date Asked |
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| science physic | 6/4/2009 |
Q: sir my i ask you for a help??????sorry if my English is not good to understand...is there another ...
A: I got this from http://www.factforfree.com/10/branches-of-physics/ * Astrophysics ...
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| what effects does the sun have on the environment | 4/27/2009 |
Q: i need help on my essay because it say what effects does the sun have on the environment i need help ...
A: This is a fairly easy question. The sun is the sole provider of light immediately available to the ...
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| Fractals | 4/25/2009 |
Q: Sir, this is Riku Gogoi pursuing MSc from Tezpur University, Tezpur,India. Sir, I have to present a ...
A: Your question has been put in the question pool so all the experts can help answer your question. I ...
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| Properties & Detection of Sound | 4/20/2009 |
Q: I am a High School Junior in an Honors Physics class, and right now we are learning about Waves and ...
A: 1. can you give me a sample question? Legend: f:frequency, st:stationary train, mt:moving train ...
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| Physics | 4/14/2009 |
Q: sir, i want to know about total internal reflection fully
A: Sorry for the late reply. Total internal reflection occurs when a ray is incident on the interface ...
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| Eggs | 4/12/2009 |
Q: Does an egg weigh the same amount before it is boiled that it does after it is boiled? If there is a ...
A: Yes, they weigh the same because the egg's density would not change due to its containment. It may ...
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| Horizontal and Vertical Components | 1/21/2007 |
Q: What does it mean when it asks what is the horizontal component of an object's displacement? and ...
A: It looks like you didn't get an answer to this. So let me try. Consider a caterpillar crawling on a ...
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| water | 1/9/2007 |
Q: I am doing a 4-th grade science project and need to know how is water a conductor?
A: "Chemically, water is a compound of hydrogen and oxygen, having the formula H2O. It is chemically ...
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| doubt | 1/9/2007 |
Q: please find the below question and answers. My question follows after this Question could you ...
A: Follow this: You and 5 other people are in a box whose openings differ in size. If all of you tries ...
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| Acceleration & g-forces in space | 1/7/2007 |
Q: I am curious -- I know that 1g is equal to the force that something feels at Earth's sea-level. ...
A: Perhaps that is the reason why people in space can elevate and "fly". As far as i know, there are ...
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| doubt | 1/4/2007 |
Q: please find the below question and answers. My question follows after this Question could you ...
A: Like in the answer given above, due to pressure, the pump rises. A body that holds enough pressure ...
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| friction | 12/28/2006 |
Q: What is difference between 'sliding' 'rolling' 'slipping' of a body when friction is considered ? ...
A: You say that the body is sliding when the media where it slides is inclined at an angle. It is ...
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| Science Fair question | 12/24/2006 |
Q: I am in the 7th grade and doing my science fair project on the effects of heat and ice on magnets. ...
A: Happy Christmas! I haven't really tried such experiment. But Perhaps the magnetic field would ...
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| Project | 12/18/2006 |
Q: I need help! For my physics final i have to build a structure out of popsicle sticks. I then have ...
A: Happy Holidays! Don't worry, I know you can do the project. But first, tell me what a zipline is.. ...
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| help plz | 12/17/2006 |
Q: can u plz help me out with this question? when a floating piece of ice melts into water it contracts ...
A: Happy Holidays! This is because the volume of the ice does not change even if it melts. Because it ...
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| friction | 12/16/2006 |
Q: our teacher gave us 2 problems to answer.... can you help me answer and and explain it to me?... ...
A: Happy Holidays! Please follow this solution: Fn=w-sindegree(T) 60kg(9.8m/s^2)-{.25(300)=513N ...
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