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Science & Mathematics - 17 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

2007-12-17 12:03:11 · 6 answers · asked by Anonymous in Astronomy & Space

Thanks in advance :)

2007-12-17 12:02:37 · 1 answers · asked by Mommy Panda <3 2 in Biology

0

How is heat energy used to generate electricity in a modern power plant???

2007-12-17 12:01:07 · 3 answers · asked by deebee 2 in Engineering

HELP I just need the name please

2007-12-17 12:00:13 · 3 answers · asked by Anonymous in Biology

2007-12-17 11:59:35 · 3 answers · asked by flipskate05 1 in Biology

Why doesn't this hurt you?

2007-12-17 11:58:05 · 3 answers · asked by JHEIANE 1 in Physics

Help i need it by tuesday!!!!!!!!!

2007-12-17 11:57:58 · 1 answers · asked by Erica B 1 in Mathematics

A) a small magnitude of the lattice energy of the solute
B) a large polarity of the solvent
C) a large magnitude of the solvation energy of the ions
D) all of the above
E) none of the above

2007-12-17 11:57:10 · 1 answers · asked by Patrick R 1 in Chemistry

0

log ( 4x+1 / 2x+9) = 0

2007-12-17 11:56:56 · 4 answers · asked by chriskel8706 1 in Mathematics

A string is wound around a uniform disc of
radius 0.39 m and mass 2.1 kg . The disc is
released from rest with the string vertical and
its top end tied to a fixed support.
The acceleration of gravity is 9.8 m/s^2 .
As the disc descends, calculate the tension
in the string. Answer in units of N. And also Calculate the speed of the center of mass
when, after starting from rest, the center of mass has fallen 1.8 m. Answer in units of
m/s.

2007-12-17 11:56:50 · 2 answers · asked by DC 2 in Physics

find the altitude of a triangle
givens: slope of AB = -1/4 angle C = (1, -6)
slope of AC is -5/2 Angle B is (5, 2)
slope of BC is -8/-4 (so its 2) angle A is (-3, 4)

2007-12-17 11:52:50 · 1 answers · asked by Krn Pwner 1 in Mathematics

Ok i was watching this show and it was talking about the last major ice age and it said the huge glaciers would move down to like North Carolina and then would move back up to the artic...i was wondering how long it would take to move all the way down to N. Carolina and back?

2007-12-17 11:52:08 · 11 answers · asked by Sunshine 1 in Geography

has to do with enzymes?
but it's so confusing `=)

2007-12-17 11:51:27 · 1 answers · asked by lauren =) 2 in Biology

why might a scientists prefer to use the lower powers of a light microscope to observe aspects of unicellular organisms?

2007-12-17 11:50:00 · 1 answers · asked by jessesbabe 1 in Biology

2007-12-17 11:49:44 · 1 answers · asked by Anonymous in Physics

Are you ready for destruction? The magnetic poles on both the south and north pole are going to the point where they will shift large: This is going to cause hurricanes, tornados, volcanic erruptions, blizzards and a lot more at epic perportions. I live in the Toronto area so we will probably get hit with a major blizzard. The Mayan's have been right with every astrological event and this one they have marked as Dec 21, 2012.

http://www.youtube.com/watch?v=CmgQqTmWjhs

2007-12-17 11:48:46 · 13 answers · asked by Anonymous in Astronomy & Space

I'm doing a report and all that is coming up are resorts!?!?

2007-12-17 11:42:06 · 1 answers · asked by Anonymous in Geography

Identify all asymptotes, G{x}= x^2-9 / x^2-4



1. Vertical asymptote, x = 2; Slant asymptote, y = x; Horizontal Asymptote, y = 0

2.Vertical asymptote, x = 2, -2; Slant asymptote, None; Horizontal Asymptote, y = 0

3. Vertical asymptote, x = 2, -2; Slant asymptote, none; Horizontal Asymptote, y = 1

4. Vertical asymptote, x = 2, -2; Slant asymptote, y = 1; Horizontal Asymptote, y = 9/4

2007-12-17 11:39:27 · 2 answers · asked by Anonymous in Mathematics

2007-12-17 11:37:03 · 1 answers · asked by Mariam 1 in Botany

2007-12-17 11:34:45 · 5 answers · asked by Another Emily 2 in Mathematics

Please help -

Solve: log x + log (x + 9) = 1


1. 0
2. 1
3. 2
4. 3

2007-12-17 11:32:44 · 4 answers · asked by Anonymous in Mathematics

49^x + 7^1-2x = 8

Do NOT give me just the answer, I already know what they are. Just tell me how to do it mathematically. Thank you : )

2007-12-17 11:32:27 · 1 answers · asked by Anonymous in Mathematics

1. The scale of a map is 3 cm=__________Km.
Map:4cm
Actual: 14.7 kn

2007-12-17 11:31:15 · 14 answers · asked by Talya 1 in Mathematics

P(drive a small car) = .75
P(drive a big car) = .25
P(on time w/ small car) = .9
P(on time w/ big car) = .6

Given that he was on time what is probability that he drove the small car?

2007-12-17 11:29:46 · 1 answers · asked by Anonymous in Mathematics

What is its amplitude to the nearest centimeter?

2007-12-17 11:29:27 · 2 answers · asked by Anonymous in Engineering

2007-12-17 11:29:00 · 2 answers · asked by rosalina(from naked bros. band!) 1 in Geography

A. 895 meters per second B. 895 feet per second C 179 meters per second D. 179 feet per second

2007-12-17 11:28:25 · 1 answers · asked by jerry d 1 in Engineering

what does it include, like cloning etc.....

2007-12-17 11:26:15 · 3 answers · asked by Dhaara 1 in Biology

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