Science & Mathematics - 13 November 2006

2006-11-13 10:42:06 · 3 answers · asked by motormouth 2 in Mathematics

2006-11-13 10:41:27 · 4 answers · asked by Anonymous in Physics

2006-11-13 10:41:26 · 4 answers · asked by motormouth 2 in Mathematics

2006-11-13 10:40:43 · 3 answers · asked by motormouth 2 in Mathematics

2006-11-13 10:39:53 · 2 answers · asked by Ryan A 1 in Mathematics

I am doing a report on Copper mining in North Carolina and I need to know whare(location) in North Carolina Copper mined.

2006-11-13 10:39:05 · 5 answers · asked by Anonymous in Earth Sciences & Geology

Let f(x) = 1 if x is rational and 0 if x is irrational. If x is chosen at random between 0 and 1 what is that probablity f(x)=1?

2006-11-13 10:37:59 · 8 answers · asked by clamcrunchies2 2 in Mathematics

Zirconium and hafium occur together in nature. It is very difficult to obtain the pure elements. Can anybody explain to me why? I didn't understand my teacher and he used the example above.

2006-11-13 10:36:18 · 2 answers · asked by God 1 in Chemistry

2006-11-13 10:36:03 · 4 answers · asked by dre 3 in Chemistry

If one side of a square is increased by 12 feet and an adjacent side is decreased by three feet, a rectangle is formed whose perimeter is 64 feet. Draw a diagram and find the length of the side of the original square. Write an equation and solve it. Be sure to define the variables you use.

2006-11-13 10:34:56 · 4 answers · asked by dorkified at heart 1 in Mathematics

please I would like to know the history of this drug and how it can by ananlsyse by liqiud chromatography/mass spectrum

2006-11-13 10:33:08 · 5 answers · asked by Metuge C 1 in Medicine

2006-11-13 10:33:08 · 12 answers · asked by Anonymous in Mathematics

I want to build something for science fair. A telegraph sounds wonderful if I find out how? Can any one help or give me an idea and instructions to build something else?

2006-11-13 10:31:10 · 2 answers · asked by MyzzPinkDiamond 2 in Engineering

is the tip of his shadow moving? At what rate is the length of his shawdow changing when he is 10ft from the base of the light?

2006-11-13 10:30:38 · 2 answers · asked by The Sports Guy 07 1 in Mathematics

the benefits of plants

2006-11-13 10:29:21 · 5 answers · asked by ? 1 in Botany

i need a alot of help in lcd

2006-11-13 10:28:03 · 8 answers · asked by Susy H 1 in Mathematics

beneath it traveling along a straight road at the constant rate of 45 miles per hour (66 ft/sec) How fast is the distance between them changing one sec. later?

2006-11-13 10:27:52 · 2 answers · asked by The Sports Guy 07 1 in Mathematics

Would you want extinct animals like Dinosarus and Mastidons brought back, if we were able to?

2006-11-13 10:27:02 · 2 answers · asked by Anonymous in Biology

1. Na

2. Na+

3. O

4. O^2^-

5. Co^2^+

2006-11-13 10:24:09 · 1 answers · asked by Lightning 1 in Chemistry

I would like to become a doctor but would not be able to any of these as they violate my beliefs so I was wondering what I would be expected to do in any of these instances

2006-11-13 10:23:15 · 11 answers · asked by bagger12 2 in Medicine

What is it about the molecular structure of a typical glass (such as soda-lime glass) that makes it brittle?

2006-11-13 10:23:08 · 5 answers · asked by leesrubberroom 2 in Engineering

2006-11-13 10:21:17 · 7 answers · asked by Anonymous in Physics

f(x)=x^2-x-4

2006-11-13 10:17:52 · 5 answers · asked by QDPie 2 in Mathematics

please tell me what and how they are used

2006-11-13 10:17:51 · 1 answers · asked by asiab b 2 in Engineering

1) C6H6 + O2 --->

2) C12H22O11 + O2 --->

3) CH3 COCH3 + O2 --->

4) C2H5OC2H5 + O2 --->

5) C4H9OH + O2 --->

2006-11-13 10:16:56 · 5 answers · asked by evil_elmo 3 in Chemistry

You put $100 in a savings account that pays an annual interest rate of 4% for 2 years. Which equations correctly model the interest earned "i" if you keep the money in the account an additional "t" year?
a. i=100*0.04(t-2)
b. i=100*0.04(2+t)
c. i=100t+200
d. i=100*0.04t-100*2
e. i=100(t+2)
f. i=100*0.04*2+100*0.04t
o and p.s.- the * symbol means multiply

2006-11-13 10:16:51 · 5 answers · asked by littlelorenbree 1 in Mathematics

his middle name is

2006-11-13 10:16:32 · 1 answers · asked by WHOO 1 in Mathematics

2x-7y=3
5x-4y=-6

2006-11-13 10:15:42 · 6 answers · asked by mizzk44 2 in Mathematics

im doing a report on if animals can predict natural disasters. i cant find alot of info pertaining to why and how they do. can anyone help me out on finding a book and does anyone know of an expert on this?

websites are also appreciated.

2006-11-13 10:14:08 · 5 answers · asked by babypinkfreak243 2 in Zoology

2006-11-13 10:13:57 · 8 answers · asked by Anonymous in Earth Sciences & Geology