Science & Mathematics - 21 January 2007

2007-01-21 14:44:30 · 5 answers · asked by Anonymous in Physics

2007-01-21 14:43:55 · 1 answers · asked by huskie 4 in Biology

2007-01-21 14:43:27 · 8 answers · asked by marilyn h 1 in Physics

HELP ME WITH MY MATH PLEASE!!!!!
Write and solve an equation to find the radius of the circle given the circumfrence C. Use the radius to find the area or the circle.
Use 3.14 for pi.

1.) C = 56.52 inches

2.) C= 144.44 meters

3.) C = 184.632 centimeters

2007-01-21 14:43:25 · 17 answers · asked by *Ashlen* 2 in Mathematics

Some scientists speculate that our sun has an unseen companion star whose orbit brings it close to the solar system about once every 26 million years. I think this star was called Nemesis. Will it ever return? If it does, will it cause widespread diaster? Anybody know anything more about this star?

2007-01-21 14:43:11 · 7 answers · asked by ZORRO 3 in Astronomy & Space

Please, could someone tell me about the megatherium, I really need you to.

2007-01-21 14:41:33 · 2 answers · asked by chinas_chibi 1 in Earth Sciences & Geology

2007-01-21 14:41:25 · 10 answers · asked by cfsxx 1 in Medicine

2007-01-21 14:40:57 · 3 answers · asked by mbonvu 2 in Engineering

What are all the planets reletive size compared to earths. for example jupiter is 10x bigger than the earth and the sun is 100x bigger than earth.

2007-01-21 14:39:18 · 4 answers · asked by dewreck2003 1 in Astronomy & Space

2007-01-21 14:37:21 · 3 answers · asked by narcissa 5 in Biology

What does the zinc begin to look like over a period of time? (after 30 minutes or so)?

2007-01-21 14:36:48 · 3 answers · asked by Anonymous in Chemistry

2007-01-21 14:33:49 · 6 answers · asked by peekabooh 2 in Mathematics

2007-01-21 14:32:27 · 9 answers · asked by Anonymous in Weather

2007-01-21 14:31:43 · 8 answers · asked by **POPULAR!** 2 in Other - Science

2007-01-21 14:30:25 · 9 answers · asked by Anonymous in Mathematics

2007-01-21 14:28:40 · 42 answers · asked by Anonymous in Paranormal Phenomena

For my project i am in need of converting the frequency wat we specify into a corresponding audio signal of that frequency , is there any free softwares that does this ?

2007-01-21 14:28:09 · 1 answers · asked by Anonymous in Engineering

2007-01-21 14:27:24 · 8 answers · asked by gil g 1 in Geography

While watching the TV, 1.12 * 10^22 electrons flow through the TV. The video (without commercials) is 23 minutes. What is the current through the TV?

2007-01-21 14:27:04 · 1 answers · asked by Anonymous in Physics

Polls show that a higher percentage of Americans believe in Creationism and reject evolution than any other industrialized nation in the world today. Statistics on student performance in schools, particularly in science and mathematics, ranks far behind the industrialized nations of the world. Is there a connection?

2007-01-21 14:26:45 · 10 answers · asked by Scythian1950 7 in Other - Science

What does actual mechanical advantage tell you about a machine's usefulness?

2007-01-21 14:26:07 · 3 answers · asked by shelbysurfer 1 in Physics

2007-01-21 14:25:44 · 3 answers · asked by Lena A 1 in Chemistry

As well when did they first appear on the Earth

2007-01-21 14:25:18 · 2 answers · asked by Anonymous in Earth Sciences & Geology

are there like drugs that make you forget things that happened in the past?

2007-01-21 14:24:40 · 9 answers · asked by jjtooky 1 in Medicine

2007-01-21 14:24:13 · 4 answers · asked by john m 1 in Mathematics

Base you answer on its geometrical shape,or its bond type, or its molecular polarity or its electrondot structure

2007-01-21 14:23:23 · 2 answers · asked by Lena A 1 in Chemistry

Who would they fare against a modern sperm whale?

2007-01-21 14:23:06 · 4 answers · asked by Anonymous in Earth Sciences & Geology

Why do we no longer hear sonic booms? I recall growing up in Houston, Texas in the sixties and seventies and the number of frequent sonic booms that happened. Why do we no longer hear them? A change in aircraft design? Someone please enlighten me.

2007-01-21 14:22:56 · 3 answers · asked by sonicboom 2 in Physics

2007-01-21 14:22:34 · 4 answers · asked by john m 1 in Mathematics

Fill in the blank.

If the weight of the floating object increases, then the weight of the displaced water ________ ?

is the blank spot suppose to be " decreases"? is that correct? or is it " increases " ?

2007-01-21 14:21:49 · 15 answers · asked by Orange? 4 in Physics