Science & Mathematics - 17 January 2007

2007-01-17 15:05:15 · 2 answers · asked by ibid 3 in Biology

2007-01-17 15:05:09 · 5 answers · asked by Kimmy D 1 in Mathematics

protein isolation

2007-01-17 15:03:11 · 1 answers · asked by Anonymous in Chemistry

2007-01-17 15:02:56 · 13 answers · asked by Roberto R 1 in Astronomy & Space

ok im just wondering what the doomsday clock means and what will happen if it hits midnight plz explain it to me!?!?!?!?!?

2007-01-17 15:01:55 · 8 answers · asked by Anonymous in Physics

smooth ER

Nucleus

Ribosomes

Nucleolus

Two of the above

2007-01-17 15:01:49 · 10 answers · asked by uk_wildkats_2000 1 in Biology

2007-01-17 15:01:05 · 8 answers · asked by Yana 2 in Mathematics

what is a rhinestone
what is a monarch
what is a rhododendron

2007-01-17 14:58:39 · 4 answers · asked by Anonymous in Botany

per mole of magnesium??

Mg+2HCL --> MgCl2 +H2

2007-01-17 14:58:06 · 4 answers · asked by Anonymous in Chemistry

2007-01-17 14:57:28 · 3 answers · asked by heheman 2 in Mathematics

2007-01-17 14:54:45 · 8 answers · asked by Roberto R 1 in Astronomy & Space

when going down a hill, is potential energy converted to kinetic energy or is that the other way around?

and how does conservation of energy relate to roller coasters?

2007-01-17 14:54:38 · 2 answers · asked by tingerpoo 2 in Physics

two identical twin sisters who married a set of identical twin brothers, and had children close to the same time, to end up with identical children????

2007-01-17 14:52:45 · 5 answers · asked by valstari 1 in Other - Science

Which of the following points are on the line y = 3x - 5?select the right answer

I. (2,-1)
II. (4,3)
III. (0, -5)

2007-01-17 14:51:00 · 8 answers · asked by Felicia F 1 in Mathematics

If so....how big should it be for us to hear it (suposing that mars & earth are in the closest orbit)

2007-01-17 14:50:58 · 12 answers · asked by howlme 2 in Astronomy & Space

After explaining can you give me the source so i can see it for myself as well. What are the names of the layers? Are they proven by modern scientests? Thanks in adavance.

2007-01-17 14:50:57 · 5 answers · asked by cutlus 1 in Astronomy & Space

such as:
12y+y^2+32
x^2+3x-40
20a-23a+6
i have my math final tomorrow and i dont know how to factor big problems such as this!
Also how do i know where to put the negatives and the positives in the final anwser?
please help! thanks!

2007-01-17 14:50:07 · 3 answers · asked by aubrey g 1 in Mathematics

2007-01-17 14:49:36 · 4 answers · asked by king218@sbcglobal.net 1 in Mathematics

y=-1x
&
2x+y=2

2007-01-17 14:49:25 · 2 answers · asked by DaGhettoCinderella 2 in Mathematics

OR THEY WORK INSIDE IN OFFICES???????

2007-01-17 14:48:59 · 5 answers · asked by The Apostle 2 in Engineering

2007-01-17 14:48:43 · 5 answers · asked by Anonymous in Engineering

http://www.shodor.org/interactivate/activities/slopeslider/

I have no idea of what to write. I have to visit this site and describe the changes that occur in the graph as the slope and y-intercept change. Please help me

2007-01-17 14:47:21 · 3 answers · asked by Anonymous in Other - Science

2007-01-17 14:47:18 · 11 answers · asked by Anonymous in Chemistry

sin(x)^2+cos(x)^2

...I meant whats the *excel formula to run it...I always use mathematica...But my teacher said it's easier to do it in excel...
????

Thanks :o)

2007-01-17 14:46:47 · 3 answers · asked by marcela_ipa 2 in Mathematics

All the time I hear people saying that there will be frozen fog? How can fog freeze?

2007-01-17 14:46:33 · 5 answers · asked by Anonymous in Weather

2007-01-17 14:45:33 · 4 answers · asked by Anonymous in Chemistry

2007-01-17 14:45:04 · 4 answers · asked by Anonymous in Engineering

Could scientists really create dinosaurs from fossilised DNA? Or is it a majorly flawed bit of Hollywood science?

2007-01-17 14:44:48 · 8 answers · asked by Anonymous in Zoology

What is a homoegeneous and hetrogeneous mixture?

2007-01-17 14:44:25 · 1 answers · asked by Anonymous in Chemistry

wat r tympanum (eardrum), and vocal sac? r they circulatory, digestive, excretory, nervous, reproductive, respiratory, skelton, or muscular systems?

2007-01-17 14:43:46 · 2 answers · asked by I'LL LUV RICH BOYS 4 U 3 in Biology