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Science & Mathematics - 10 December 2007

[Selected]: All categories Science & Mathematics

Agriculture · Alternative · Astronomy & Space · Biology · Botany · Chemistry · Earth Sciences & Geology · Engineering · Geography · Mathematics · Medicine · Other - Science · Physics · Weather · Zoology

im in australia and its 9:10am

2007-12-10 09:10:35 · 6 answers · asked by Anonymous in Geography

HELP what is the dirivitive of 7x-1

2007-12-10 09:08:36 · 5 answers · asked by angelica 1 in Mathematics

2007-12-10 09:05:59 · 3 answers · asked by pam c 2 in Weather

2007-12-10 09:03:45 · 1 answers · asked by Antonio M 1 in Mathematics

Can someone tell me what this means?

Directions: Write the measure of the complement of the angle whose measure is given.

1. 40 (then degree symbol)

o_o

2007-12-10 09:02:17 · 5 answers · asked by Anonymous in Mathematics

I know the answer is -4/(y-9)^2 +c....but i cant figure out how to get there....HELP!!

2007-12-10 09:01:55 · 5 answers · asked by louis d 1 in Mathematics

What are some good things about living in either of these areas?

ex. peaceful country side,
good jobs in city

2007-12-10 09:01:47 · 3 answers · asked by amandaa. 1 in Geography

Hint: around 450 B.C.E????

2007-12-10 08:59:54 · 4 answers · asked by Max S 2 in Chemistry

2007-12-10 08:59:01 · 2 answers · asked by Peter A 1 in Mathematics

Why are they called that!?? The answer is urgent!!

2007-12-10 08:58:52 · 3 answers · asked by Anonymous in Geography

2007-12-10 08:58:23 · 10 answers · asked by amelia-rose 2 in Mathematics

I need to show an example problem of ethanol using stochiometry. Like show how much carbon was made into a reaction. I am lost, please help.

2007-12-10 08:58:15 · 10 answers · asked by Todd C 1 in Chemistry

The 911s have the engine sitting behind the rear axle, which results in a big REAR-WARD weight bias. My theory was always that - since 'inertia' is always proportional to mass, the rear end had higher inertia than the front end, and thus the rear end tends to want to move in a straight line tangential to the curve so it leaves the curve first.... i.e. the centrifugal force, so to speak....

2007-12-10 08:55:11 · 1 answers · asked by Anonymous in Physics

2007-12-10 08:49:48 · 22 answers · asked by Jansen J 4 in Astronomy & Space

where you are or raining or what? just thought I would ask...Its raining here...

2007-12-10 08:46:55 · 3 answers · asked by The Living Night 2 in Weather

1. x^2-3x-14=0
I solved it myself, but i wanna compare my answers

2. -x^2+2x+27=0

Thank you!!!

2007-12-10 08:46:40 · 3 answers · asked by bball+life=:) 3 in Mathematics

Word problem.

A student earned on tests scores of 88,75,89 and 81. What is the lowest score the student must get on the next test to keep an average of 80?

2007-12-10 08:45:47 · 2 answers · asked by ? 2 in Mathematics

2007-12-10 08:45:19 · 4 answers · asked by Nana Ama H 1 in Chemistry

An FM radio station broadcasts on a frequency of 95.1 MHz. What is the length of a quarter-wave antenna designed to receive the signal from this station?
What is the energy associated with a photon of FM radio signal 95.1 MHz? Give answer in Joules.

2007-12-10 08:45:08 · 3 answers · asked by Rupert 1 in Engineering

2007-12-10 08:44:31 · 5 answers · asked by Nana Ama H 1 in Chemistry

in forming chemical bonds, atoms tend to attain:
a. higher state of energy
b. electron configuration of noble gas
c. electron configuration of halogen
d. all of the above

2007-12-10 08:42:56 · 2 answers · asked by madery23 1 in Chemistry

chemical properties are determined by:
a. energy levels
b. period number
c. number of neutrons
d. number of valence electrons

2007-12-10 08:41:25 · 6 answers · asked by madery23 1 in Chemistry

Just hanging out in the section for awhile?
Degree in cosmology?
What?

2007-12-10 08:41:23 · 17 answers · asked by Jansen J 4 in Astronomy & Space

Ok my friend and I are working on a project for Geography, and we have looked all over the internet for a current ISSUE that is going on in the Yukon Territory. If anyone can help us out with an issue, not an event, please do!

Thanks to anyone who can help! =]

2007-12-10 08:38:32 · 4 answers · asked by <3GreenDayLove<3 4 in Geography

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