Other - Science - March 2007

We still don't know exactly what goes inside earth. Maybe earth's lifetime is much smaller than Sun's?

2007-03-04 10:46:15 · 3 answers · asked by Curious A. 1

2007-03-04 09:22:41 · 3 answers · asked by speedof 1

2007-03-04 09:20:19 · 2 answers · asked by Samlovesjesea 1

If you have two computer hard drives, one empty and one full, does the full one have more weight (no matter how small)?

2007-03-04 08:53:37 · 2 answers · asked by Mark 1

2007-03-04 07:56:40 · 1 answers · asked by mike 1

I know that they are all theories, but I am curious about what they are and what your opinions are.

2007-03-04 07:44:03 · 2 answers · asked by mountain_laurel1183 5

also, the material inside.. would it be harmful if we touch it by naked hand?

2007-03-04 06:44:35 · 6 answers · asked by burcin . 1

2007-03-04 06:44:15 · 2 answers · asked by wink2933 1

1) Equal masses of 2 substances absorb the same amount of heat. The Temp of substance “A” increases twice as much as the Temp of substance “B”. Which substance has higher specific heat? Xplain
2)The temp of a person w/ a high fever can be lowered w/ a sponge bath of isopropyi alcohol (C3H7OH). The heat of
vaporization of this alcohol is 11.1 kcal/mol.
A) How many kilocalories of heat are removed
from a person's skin when 175 g of isopropyl
alcohol evaporates? How many kilojoules?
B)How many kg of water would this
energy loss cool in lowering the temp
from 40.0 C to 36.0 C?
3)A ice cube @ 0 degrees C is dropped into 30 g cup of water thats 45 degrees. The ice melts, the temp of the water is 19.5 degrees C. What's the mass if the ice cube?

2007-03-04 05:44:51 · 1 answers · asked by truckin_90 2

They have catalytic converters but are there any problems that still need solving?

2007-03-04 05:01:06 · 2 answers · asked by yeraciba 2

2007-03-04 04:51:23 · 8 answers · asked by Anonymous

if u put it upside down on a measuring scale it would be measuring upthrust not weight or mass and if it were in a vacuum it would explode so how would you do it??

2007-03-04 04:38:51 · 1 answers · asked by Sileg 2

I have a 9th grade Science project due. I have to make a Simple machine INVENTION. I dont have much time AT ALL. Anyone have any ideas?

2007-03-04 04:15:08 · 3 answers · asked by Anonymous

we the people from christians, islam and jews or non-belivers should compear our own faith with modern science,at least one time.

i think the following book will help u to find out ur answer:

"The Bible, The Qur'an and Science"

by Dr. Maurice Bucaille

(THE HOLY SCRIPTURES EXAMINED IN THE LIGHT
OF MODERN KNOWLEDGE)

or go to this link

http://home.swipnet.se/islam/quran-bible...
http://www.islam101.com/science/bucaille...

2007-03-04 03:56:25 · 2 answers · asked by Difi 4

Can someone explain how the lemon lights up the light bulb ? What role does the copper wire and pennies play ? And any suggestions for making this experiment a success for kids ? My daughter is trying to find more detailed info and hasn't had much luck on the net. Thank you.

2007-03-04 02:57:11 · 2 answers · asked by misfit 3

I need one that is easy to do but will get 1st place

2007-03-04 02:52:35 · 4 answers · asked by FroggyLover:) 2

Could the petrol engine be replaced with the above by a scientist/engineer or should I have a go myself.?

2007-03-04 02:15:13 · 12 answers · asked by john j 1

I was once travelling in a Train when I noticed a Butterfly hopping on one of the seats and then flying inside the train. When doing so, does the speed of the train got to do anything with the speed of the insect?

2007-03-04 01:29:27 · 4 answers · asked by rbala1952 2

I have comr to thinking that is global warming real or is it the next step in the evolutionary process where it basically makes humans extinct? we were never really designed to last for ever, as nothing ever is so is this natures way of ridding of us for the next 'controlling species'?

2007-03-03 23:49:30 · 11 answers · asked by Tabbie 3

2007-03-03 22:26:28 · 8 answers · asked by Anonymous

And NOT the kind from your body

2007-03-03 21:46:34 · 8 answers · asked by Smurf 7

what are the steps to register the new invention in INDIA.
Please provide the contact details or links for the same.

2007-03-03 21:33:19 · 4 answers · asked by sunil n 2

frm where can i download Science Lab Manual with Practical Skills Class X by Goyal Bros. Pub. on net ????????

2007-03-03 18:51:35 · 1 answers · asked by tscarydevil 1

The electricity costs of a business decreased from $15,000 one year to $9,000 the next. To the nearest whole percent, what was the rate of decrease?

2007-03-03 17:51:36 · 1 answers · asked by curtis j 1

Carlos works 8.25 h and receives $102.30 pay. What will he receive at the same rate if he works if he works 14 h?

2007-03-03 17:51:04 · 8 answers · asked by curtis j 1

what would you choose between biology, chemistry and physics? why? lets say you have to present a test at the end of the school year on any of the 3 subjects

2007-03-03 17:07:41 · 7 answers · asked by cool_like 3

2007-03-03 17:03:48 · 2 answers · asked by Anonymous

i know it is just a movie but it still creeps me out lol the movie 23 with jim carey now it just bugs me lol and i look for things that are 23 like my birthaday is 11-12 which adds together 23 and i am 22 years old and this year i turn 23 lol it is just a movie rite ????

2007-03-03 16:51:35 · 3 answers · asked by Claudia H 1

2007-03-03 14:10:38 · 4 answers · asked by kw3162 1

I'm talking about sound, chemical, heat, electrical, atomic, and mechanical energy. Is it essential to life? Is it life?

2007-03-03 12:44:19 · 4 answers · asked by funaholic 5