Science Homework Help - Tagged with space

What was Marc Garneau's contribution to space?

Posted by brandih May 21, 2013 at 10:18 PM via web. 1 educator answer. »

Describe the compostition of all planets in the solar system compared to Earth.  Thank You!

Posted by monkeygirlwow February 15, 2013 at 2:09 AM via web. 1 educator answer. »

Describe the heliocentric model and the geocentric model .

Posted by monkeygirlwow January 27, 2013 at 10:06 PM via web. 1 educator answer. »

What is a light-year?

Posted by demon300 January 21, 2013 at 4:22 PM via web. 1 educator answer. »

Does the sun revolve and if so, how much time does it take to do so?

Posted by xyziam January 17, 2013 at 3:00 PM via web. 1 educator answer. »

What are some pros, cons, and rebuttals to use if I'm debating space exploration?I am for space exploration in my school debate, and I am...

Posted by kassidee October 31, 2012 at 3:38 AM via web. 1 educator answer. »

why is that sun after becoming a black hole would not suck up earth?

Posted by xyziam October 29, 2012 at 12:52 PM via web. 1 educator answer. »

If the sky is bright on earth at daytime, why is it dark in space even if there is the Sun and other stars?Why is it dark in space all the...

Posted by falsefantasy October 21, 2012 at 12:59 PM via web. 1 educator answer. »

Hypothetically, what could be a circumstance (imaginary, but sci-fi plausible) that might cause a classroom of high school students to rip...

Posted by cozettegirl October 6, 2012 at 11:22 PM via web. 1 educator answer. »

Wgy doesn't the Earth's atmosphere just leak out into space?I know its a straight forward question,but I am a physics student,and i was just...

Posted by shevster September 7, 2012 at 4:05 PM via web. Be the first to answer. »