Science & Mathematics - 30 July 2006

just exactly how old is this earth?

2006-07-30 04:33:23 · 23 answers · asked by Jason G 1 in Geography

2006-07-30 04:30:31 · 2 answers · asked by richamicro29 1 in Biology

2006-07-30 04:28:11 · 4 answers · asked by ahmedkayaty 1 in Engineering

2006-07-30 04:28:10 · 8 answers · asked by Anonymous in Physics

2006-07-30 04:25:16 · 10 answers · asked by raul b 1 in Zoology

How do you compute for the specific heats of objects that follows dulong and petit law? What is dulong and petit law anyway? Can you really get the specific heats of substances by only knowing their molecular weights?

2006-07-30 04:25:13 · 1 answers · asked by Anonymous in Chemistry

A. rotation.
B. revolution.
C. gravitation.
D. orbit.


19. What scientist first proposed that the sun is the center of the solar system?

A. Copernicus
B. Ptolemy
C. Kepler
D. Brahe


20. The unit light-year is a measure of

A. brightness.
B. distance.
C. time.
D. temperature.

2006-07-30 04:25:02 · 13 answers · asked by Adumu 2 in Astronomy & Space

2006-07-30 04:22:59 · 23 answers · asked by flashmp1 3 in Geography

A. Brightness and temperature
B. Brightness and age
C. Rotation and temperature
D. Rotation and age


16. We see only one side of the moon from Earth because

A. tilt of Earth on its axis causes it to face the same side of the moon.
B. the other side of the moon isn't illuminated when it faces Earth.
C. the moon rotates on its axis at the same rate at which it orbits Earth.
D. Earth's gravity holds the moon in place so it can't rotate.

2006-07-30 04:22:43 · 7 answers · asked by Adumu 2 in Astronomy & Space

A. Mars, Jupiter, Pluto
B. Saturn, Mercury, Earth
C. Pluto, Jupiter, Moon
D. Venus, Neptune, Saturn


14. Which one of the following statements about the moon is correct?

A. The moon is the closest object in space to Earth.
B. Most of the moon's surface is covered by rocks with high water content.
C. The maria are ocean areas on the moon.
D. Most lunar craters were formed by erosion caused by glaciers.

2006-07-30 04:21:51 · 7 answers · asked by Adumu 2 in Astronomy & Space

2006-07-30 04:21:40 · 1 answers · asked by Anonymous in Geography

2006-07-30 04:21:23 · 10 answers · asked by Russell I 1 in Biology

A. The movement of the stars makes it impossible to measure in Earth units.
B. The speed of light is slow enough to provide accurate measurements.
C. Equipment isn't sophisticated enough to measure any other way.
D. The distances are too great to measure in Earth units.


12. What happens during a lunar eclipse?

A. Earth's shadow falls on the moon.
B. The moon's shadow falls on Earth.
C. Earth moves out of the plane of the moon-sun orbit.
D. The moon moves out of the plane of the Earth-sun orbit.

2006-07-30 04:20:33 · 12 answers · asked by Adumu 2 in Astronomy & Space

wher can i find out EVERYTHING about evolution?
i have a brother and friend of mine who can not stop trying to convince me that we are created by some higher power and they come up with all sorts of wierd arguements now I am A firm beilver in evolution but i am not very well educated, now my questioon to you is where can i go to find out EVERYTHING i can find out about evolution. thats including darwin everyone before him and after him who have reall evidence that evolution exists.your help would be very appreciated

2006-07-30 04:20:21 · 21 answers · asked by raul b 2 in Biology

...as it scorches the plants?

2006-07-30 04:19:25 · 9 answers · asked by Anonymous in Botany

2006-07-30 04:16:10 · 24 answers · asked by Marc G 1 in Geography

We all learn that the speed of light is constant. I see no reason to believe that speed has stayed constant , which brings the Creation measures (with the speed of light starting to be significant more fast) to a much closer reality.

2006-07-30 04:12:41 · 9 answers · asked by hraaphorst 1 in Earth Sciences & Geology

Anyone has any webbie or books explaining why Singapore is free from natural disaster? Please include the name, author and the publisher of the book.. Thanks..

2006-07-30 04:07:14 · 4 answers · asked by r4d3z 2 in Geography

I hear something calling in my trees in Southern Ontario, and wonder if they are cicadas, or some other insect, or maybe even a tree frog. The call is about 8-10 seconds in length, with the pitch remaining the same for the entire call, but the volume is diminished at the beginning and end.

2006-07-30 03:58:24 · 5 answers · asked by cherish b 1 in Zoology

2006-07-30 03:55:18 · 10 answers · asked by klunk 3 in Zoology

i have a brother and friend of mine who can not stop trying to convince me that we are created by some higher power and they come up with all sorts of wierd arguements now I am A firm beilver in evolution but i am not very well educated, now my questioon to you is where can i go to find out EVERYTHING i can find out about evolution. thats including darwin everyone before him and after him who have reall evidence that evolution exists.your help would be very appreciated

2006-07-30 03:54:26 · 5 answers · asked by raul b 2 in Other - Science

2006-07-30 03:53:40 · 16 answers · asked by angel_of_ur_heart35 3 in Engineering

why is this the meaning of life
what does it stand for

2006-07-30 03:52:09 · 16 answers · asked by Anonymous in Other - Science

2006-07-30 03:51:54 · 6 answers · asked by tom b 2 in Geography

2006-07-30 03:50:28 · 20 answers · asked by Roberto 1 in Astronomy & Space

2006-07-30 03:41:38 · 6 answers · asked by bphadnis2003 1 in Astronomy & Space

perhaps tied together with ropes, could a bridge be built out of bone? How strong would it be? How long would it last?

2006-07-30 03:41:15 · 6 answers · asked by Anonymous in Biology

2006-07-30 03:38:27 · 4 answers · asked by little red 1 in Mathematics

2006-07-30 03:38:24 · 10 answers · asked by Anonymous in Mathematics

and what 're they for?

2006-07-30 03:34:52 · 4 answers · asked by xxx 1 in Biology