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During the day one star, the Sun, dominates the sky because it is so close. Only during the night do we see the faint light from other stars that are very far away.
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Answer provided by Dirk ... /For%20Kids/KidstoSpace.html Click here
Category:Kids To Space
Category:Kids To Space - STARS
The ozone layer extends from about 6 miles to 60 miles above the Earth's surface. Ozone molecules contain three oxygen atoms. Ultraviolet light from the Sun breaks one oxygen molecule into two separate oxygen atoms. One of these atoms combines with another oxygen molecule to form ozone.
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Answer provided by Robert P. McCoy, Ph.D.
Image:K2S logosmall.jpg Question and Answer ...
... . We have a need to know and to understand our world and as a result hopefully to better understand ourselves Everything you see around you came into being as a result of stars creating all the building blocks of matter in their cores under enormous pressure and finally releasing this material into space after the stars end their lives. This is why Dr. Carl Sagan called us "third generation star stuff". Is it any wonder that we want to go back into space and explore to better understand where we ...
... we have one. None of the other inner ... 's gravitational embrace? Did the gravity of a passing star pull it out like taffy from the Pacific Ocean side ... Earth happened to coincide with that of an errant planetoid at least as big as Mars, which on impact sloshed ... theory. http://www.pbs.org/wgbh/nova/tothemoon/origins2.html (See CDROM) http://starchild.gsfc.nasa.gov/docs/StarChild/questions/question38.html ...
... spaceflight, or even remove it from just living day to day. But we do live reasonably safe lives if we obey all the rules our parents and teachers provide us, just as spaceflight ... process and we're gonna continue to explore." Mission Specialist http://spaceflight.nasa.gov/shuttle/reference/faq/ http://www.nasa.gov/audience/foreducators/k- 4/features/Safety_index.html (See CDROM)
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Answer ...
Everything we do involves risk. Risk is sometimes physical danger, and sometimes it is just the risk that our time will be wasted in doing things that end without important or useful results. Nonetheless, the greatest rewards come from doing those things that involve the greatest risk. People go to space to do things which can only be done in space and cannot practically be ...
... it as "Mother Earth" because it provided everything we needed, just as our human mothers did. When the first astronauts circled the Moon at Christmas in 1968 and saw for themselves how desolate it was, they looked back at their home planet, which looked so welcoming in contrast, and called it the "Good Earth." ... years. But it was only about two million years ago that humans started to appear. We certainly took our time getting started Only in the last century did we leave the Earth for the ...
At some point, we will have exhausted Earth's resources and mankind will need to expand the reaches of human civilization to survive. To ensure we're ready for that, we need to learn more about the effects of long duration flight on the human body and psyche. We also need to develop self-sustaining life support systems that will reduce, and eventually eliminate ...
... means in a 24-hour day, if you look down from orbit, you get to see 16 sunrises and 16 sunsets—and they are all particularly beautiful in space
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Answer ...
As long as you stay inside your spacecraft, you do not need a spacesuit. Your spacecraft acts as your spacesuit and protects you from the ...
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