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Science & Mathematics - 12 October 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

The graph of the function, what is it, and why is it considered a subset in (a) mapping.. (it seems bigger)?

2007-10-12 10:34:35 · 1 answers · asked by Anonymous in Mathematics

this includes quadrantids,lyrids,eta aqarids, delta auarids, perseids, aurigids, orionids, leonids, geminids, and ursids.

2007-10-12 10:30:13 · 3 answers · asked by meteor showers 1 in Astronomy & Space

Is there is any possibility that child have "A" blood group when one of theparent have "B" and other have "O" blood group? Is there is any known exceptions in support of the question. According to my opinion it's not possible.

2007-10-12 10:29:09 · 9 answers · asked by smk_1984 2 in Biology

Answer for below questions for the following ion (F2+)
a)How many valence electrons does the ion have ?
b)How many electrons are in bonding orbitals ?
c)How many electrons are in anitbonding orbitals ?
d) What is the bond order of the ion?

2007-10-12 10:26:01 · 1 answers · asked by physicsisgay 2 in Chemistry

can anyone put this number into a ordinary number and tell me how you did it step-by-step cheers

8.36 x 10 -2 (above next to 10 eg -10 X -10)

2007-10-12 10:19:46 · 7 answers · asked by Anonymous in Mathematics

arent all the pictures out there drawings and mock-ups? my friend was arguing with me about it, but i mean c'mon. do you know how far we'd have to send out a satellite and would it even work?

2007-10-12 10:07:21 · 11 answers · asked by . 3 in Astronomy & Space

2007-10-12 10:07:12 · 6 answers · asked by I am a crazy man 1 in Mathematics

1. (-7)^-2

2. 7k^6m^-5

3. 7/x^-8 y^6

2007-10-12 10:06:00 · 6 answers · asked by 1 in Mathematics

These four careers are most interesting to me. i don't know which one to choose. So i would like to know who make more money Biomedical engineer, mechanical engineer, RN, Chemical engineer and in these four choices which job do you think i will get right after getting out of college. In other words which job is the fastest growing jobs in the USA

2007-10-12 10:05:15 · 13 answers · asked by nikki 2 in Engineering

2x^3 - 3x^2 + 2x - 3

2007-10-12 10:03:09 · 9 answers · asked by that_photo_chick07 2 in Mathematics

2007-10-12 10:02:47 · 4 answers · asked by meteor showers 1 in Astronomy & Space

How about a Zebra?

2007-10-12 10:00:32 · 9 answers · asked by Anonymous in Mathematics

2007-10-12 09:59:39 · 6 answers · asked by -- 1 in Astronomy & Space

also, find the orbital velocity of a satellite at this altitude.

2007-10-12 09:56:16 · 2 answers · asked by Anonymous in Physics

I'm trying to figure out these problems:

A model rocket carries no fuel; it is set in motion entirely by its ground-level launcher. 8.2 s after being launched, the rocket lands on the ground 415 m from the launcher.
(a) Find a component description of the rocket's initial velocity. v0x = ___m/s
v0y =____ m/s

(b) Find the speed and directional angle at which the rocket was launched. speed___ m/s
angle____ °

(c) If the launch occurs at t = 0, at what two instants t does the rocket have a speed of 47 m/s? first time ____s
second time ____s

for the first two, I tried using this formula: d=v0t + 1/2at^2. I filled everything in and got 415=v0*8.2 +1/2 * 9.8 * 8.2^2 (Im using * as multiplication signs)

I got 10.4 m/s, but the computer says I'm wrong, what am I doing wrong, and how do I do the other problems?

thanks.

2007-10-12 09:55:34 · 2 answers · asked by nfcu016 3 in Physics

On the occasion I get a bad headache I sometimes chop up the pills (paracetamol) before taking them so they dissolve quicker in my stomach to be absorbed into my blood faster thus providing faster pain relief than swallowing them whole.

Is there any danger in doing this?

2007-10-12 09:49:11 · 8 answers · asked by Anonymous in Medicine

x-y+z = 0
2x+y+3z=0

2007-10-12 09:47:13 · 5 answers · asked by Anonymous in Mathematics

Chem help! What is the name for Al2(SO3)3 and SnO2. Please help! Thank you!

2007-10-12 09:45:24 · 4 answers · asked by MJ 1 in Engineering

Me and a friend have a science project coming up about building steam powered machines and we had heard about steam guns so we were wondering if anyone knows hows to buld one or knows of any websites with instructions on building your own steam gun?

2007-10-12 09:45:04 · 2 answers · asked by mitchell c 1 in Engineering

Of the 12 people who show up, 2 are women. How many ways are there to choose 10 players to take the field if at least one of these players must be women?

Please show work or atleast a setup. I've made several failed attempts to solve this problem?

2007-10-12 09:44:37 · 10 answers · asked by Adawg 3 in Mathematics

2007-10-12 09:44:30 · 10 answers · asked by Anonymous in Mathematics

A. 3x10^-8

B. 6.7x10^3

C. 8.7x10^-5

D. 25.67x10^-2

2007-10-12 09:44:07 · 10 answers · asked by Anonymous in Chemistry

2007-10-12 09:43:06 · 3 answers · asked by Anonymous in Mathematics

A. True
B. False

2007-10-12 09:40:13 · 3 answers · asked by Veronica C 1 in Biology

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