Science & Mathematics - 18 November 2006

I know we eat food to give us energy but how do humans, or any
other mammals, actually produce heat for the necessary body
temperature

2006-11-18 06:21:29 · 6 answers · asked by Baird 1 in Biology

why does water have a high surface tension?and why is it impotant to all living thing?

2006-11-18 06:20:47 · 3 answers · asked by jouliette 1 in Biology

2006-11-18 06:20:31 · 3 answers · asked by hihi 3 in Physics

Put this in two equations:
Pure salt was added to a 10% saline solution to produce 9cc of 20% saline solution. How much of each ingredient was used?

2006-11-18 06:20:19 · 5 answers · asked by yashodauk 2 in Mathematics

I know that the suns rays break apart when hit by raindrops and make rainbows so why doesn't it make lots of small rainbows? by Euan Stuart age 10

2006-11-18 06:18:38 · 3 answers · asked by feegle1 1 in Weather

2006-11-18 06:12:44 · 11 answers · asked by Anonymous in Engineering

What type of spectrum can view for an individual element that is characteristics for that element?
When an electron returns to the ground state from a higher state, energy is released. If the energy is released in the form of light, what is the energy called?

2006-11-18 06:12:14 · 4 answers · asked by high school kid 2 in Chemistry

cartleage is cut broken. Magnetic resonance shows no cartleage between the bones. I was told that I need a surgery of the half of my knee. Is there any alternative method, like injecting stem cells to develop the cartleage inside the knee? Can anybody provide reliable answer, and if yes, please tell me the web site/e-mail/phone number/location. Thank you.

2006-11-18 06:12:05 · 8 answers · asked by fernando_007 6 in Medicine

Apologies to Mr. Wright, but I always wondered.

2006-11-18 06:11:47 · 8 answers · asked by Anonymous in Physics

2006-11-18 06:08:47 · 7 answers · asked by bijpat121 1 in Astronomy & Space

this is a problem i have...
The formula for converting degrees Fahrenheit(F) to degrees Celsius(C) is C= 5/9(F-32) Find C when F = 14


5/9 ( is supposed to be a fraction, i just couldnt make it like that)
i need to know how to do it . i forgot.. thanks for all your help.:]



0 seconds ago
also this one C= 5/9 (F-32) find c when f=50

A) 19
B) 80
C)10
D)-4

2006-11-18 06:07:05 · 8 answers · asked by tinkerbell03 2 in Mathematics

2006-11-18 06:06:59 · 5 answers · asked by arnold 1 in Chemistry

What percent of each substances that make up water?

2006-11-18 06:05:44 · 3 answers · asked by Jennifer H 1 in Chemistry

2006-11-18 06:05:43 · 8 answers · asked by bijpat121 1 in Earth Sciences & Geology

2006-11-18 06:04:53 · 24 answers · asked by birchlane2 1 in Weather

2006-11-18 06:04:00 · 9 answers · asked by Anonymous in Mathematics

2006-11-18 06:02:36 · 7 answers · asked by bijpat121 1 in Astronomy & Space

2006-11-18 05:56:17 · 8 answers · asked by Anonymous in Mathematics

where one is blown bigger are connected by the strow for pressure to equalize. Will the bigger balloon get bigger or smaller?
Please give the proof.

2006-11-18 05:56:12 · 6 answers · asked by fernando_007 6 in Physics

Complete and balance the equation for the decomposition of each of the following: (Tell me in step by step and in a simple matter how to do this problem).
a. HgO= ?

2006-11-18 05:55:46 · 2 answers · asked by Anonymous in Chemistry

i really need to know
plz help the fist right answer will win

2006-11-18 05:48:12 · 15 answers · asked by Anonymous in Mathematics

Be sure to include x & y intercepts, intervals where increasing or decreasing, intervals where concave up or cocave down, inflection points, extrema , and all asymptotes..

This is Calulus I plz reply me before this sunday thnx.

2006-11-18 05:44:55 · 3 answers · asked by Anonymous in Mathematics

2006-11-18 05:37:25 · 16 answers · asked by I NEED 2 KNOW !!!!! 1 in Zoology

Can anybody tell me what is making the Bermuda Triangle a dangerous one.??

2006-11-18 05:31:08 · 15 answers · asked by Anonymous in Earth Sciences & Geology

Find a function M(n)which gives the number of matches that are required to determine the champion of the number of contestants in the tournment, n is equal or larger than 2. Explain reasoning. Assume that the Rock Paper Scissors Championship is a single elimination tournament, i.c. the loser of a match is out and the winner advances. If during any round there are an odd number of contestants, one contestant draws a bye (ie he sits out until the next round).

2006-11-18 05:30:09 · 3 answers · asked by bala7425 1 in Mathematics

2006-11-18 05:29:47 · 18 answers · asked by suehindley 2 in Biology

Complete and balance the equation for the decomposition of each of the following: (Tell me in step by step and in a simple matter how to do this problem).
a. HgO= ?

Predict whether each of the following reactions will occur. For the reactions that will occur, write the products and balance the equation. (Even if this problem isn't occuring, tell me in a simple manner how to solve this problem.
a. Mg(solid)+CuCI2(aqueus)=?

2006-11-18 05:29:21 · 5 answers · asked by zack77766 3 in Chemistry

2006-11-18 05:29:17 · 16 answers · asked by Alex m 1 in Zoology

ex. the atomic structure of LCD and how light is emitted through LCD etc ...
thanks

2006-11-18 05:29:00 · 1 answers · asked by Monrupig 2 in Chemistry

how do you calculate viral burst size after a viral burst lab is done? I have the plates at 5 minute time intervals with # of plaques recorded.

2006-11-18 05:28:58 · 1 answers · asked by Anonymous in Biology