Science & Mathematics - 17 October 2007

http://i40.photobucket.com/albums/e215/xxs3xp1stolxx/Jazz%20202h/Picture3.png

2007-10-17 13:24:44 · 6 answers · asked by Anonymous in Mathematics

Strong hydrogen bonds can occur between which pairs of elements?
I) O and N
II) H and N
III) H and O
IV) H and C
V) H and F

1. I, II, III, IV and V
2. II and III only
3. I, III and V only
4. II, III, IV and V only
5. II, III and V only

2007-10-17 13:23:23 · 4 answers · asked by Anonymous in Chemistry

2007-10-17 13:22:50 · 2 answers · asked by ayman k 2 in Medicine

FInd the tension in all the strings.
I already know tension in C is 250 N
60 and 45 are the angles formed

http://tinypic.com/fullsize.php?pic=3463yx5&s=2

2007-10-17 13:21:51 · 1 answers · asked by Anonymous in Physics

2007-10-17 13:20:03 · 9 answers · asked by nancy a 1 in Mathematics

3x+6y=6
2x-3y=4 i think its called elimination plz help me

2007-10-17 13:19:29 · 5 answers · asked by jr 2 in Mathematics

Is T-Rex still considered the baddest dinosaur on the block, or have scientists found fossils of anything even more killer?

2007-10-17 13:18:46 · 8 answers · asked by Russell 2 in Zoology

cosC - 2sinCcosC / cos^2C - sin^2C + sinC - 1

2007-10-17 13:17:01 · 1 answers · asked by jigsawtaz 1 in Mathematics

A rising number is a number in which each digit is greater than the digit to it's immediate left. These include 123 and 278... how many 3- digit rising numbers are there?

2007-10-17 13:15:30 · 3 answers · asked by Lala 3 in Mathematics

i need to write a parag. about that ..so just give me a few facts and ideas pls to help me develop. thxxx

if you dont wana help just dont answer.

2007-10-17 13:15:17 · 4 answers · asked by curtismayfield? 2 in Earth Sciences & Geology

8x-y=22
x+4y=11

what is the solution of the system?

( ? , ? )

2007-10-17 13:13:49 · 7 answers · asked by SOSme 1 in Mathematics

I have a bug project due on monday and i need 4 more differant orders. I have Diptera Orthoptera Hemiptera Dermaptera Coleptera Odonta and Hymenoptera. I live in western michigan so i cant find other orders of bugs. Please help

2007-10-17 13:12:03 · 6 answers · asked by Idogfoshizzzle68 1 in Zoology

that articulates with the head of the fibula?

2007-10-17 13:10:12 · 1 answers · asked by Terri L 2 in Biology

2007-10-17 13:10:09 · 3 answers · asked by leer 2 in Mathematics

2007-10-17 13:08:40 · 2 answers · asked by Terri L 2 in Biology

So a sun gets so big it's own gravity causes it to implode, making a black hole which proceeds to suck in everything else around it. Is it possible for black holes such as this to ever get 'full,' or will they go on sucking things in forever?

2007-10-17 13:07:35 · 9 answers · asked by Buzzard 7 in Astronomy & Space

2007-10-17 13:07:06 · 2 answers · asked by Terri L 2 in Biology

2007-10-17 13:06:00 · 1 answers · asked by Terri L 2 in Biology

How do household/everyday objects compare to the functions of an animal cell?

centriole
chromatin
nucleolus
ribosomes
cytoskeleton

i found out the others already
i only need 5! only 5!!!
any help will help me. thanks!

2007-10-17 13:05:53 · 2 answers · asked by Anonymous in Biology

2007-10-17 13:03:31 · 1 answers · asked by Terri L 2 in Biology

2007-10-17 13:01:46 · 3 answers · asked by Siddhartha Basu 4 in Geography

2007-10-17 13:01:43 · 1 answers · asked by Terri L 2 in Biology

2007-10-17 13:01:03 · 1 answers · asked by Caesar 3 in Physics

ok there is like these little flying bugs in my house and i dont know what to do about them. I sprayed and it seems like they're coming back even more. I have killed like 5 but they're probably somewhere laying eggs or something, i actually think they are biting me, it seems like they are growing too. PLEASE HELP!!

2007-10-17 13:00:55 · 10 answers · asked by chinetta_wright 2 in Other - Alternative

2007-10-17 12:59:52 · 1 answers · asked by Terri L 2 in Biology

Describe the locus of points that are 12 cm from point B.

a segment 24 cm long

a circle with a radius of 12 cm

a sphere with a radius of 12 cm

a sphere with a radius of 24 cm

2007-10-17 12:58:03 · 3 answers · asked by Ryan S 1 in Mathematics

my son has to build a life sized skelton for his grade 5 project. Where do we start. I am stumped as to what to make the 'bones' out of.

2007-10-17 12:56:14 · 4 answers · asked by Anonymous in Biology

we need to draw one for a class?

2007-10-17 12:54:26 · 1 answers · asked by Anonymous in Mathematics

2007-10-17 12:52:04 · 2 answers · asked by Anonymous in Mathematics

I need hlp on my science homework. How does chemicals like caffeine affect microorganisms?

2007-10-17 12:50:05 · 1 answers · asked by Anonymous in Medicine