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Solar System 5.3
1-23-2012
| Question | Answer |
|---|---|
| asteroid belt | the concentration of asteroids between Mars and Jupiter |
| astronaut | a person who travels in space |
| black hole | an area in space from which light cannot escape |
| cosmos | another name for space or the universe |
| Earth | the third planet from the sun in our solar system |
| extrasolar planet | planets outside our solar system |
| galaxy | a group of billions of stars |
| Jupiter | the fifth planet from the sun in our solar system |
| Mars | the fourth planet from the sun in our solar system |
| Mercury | the first planet from the sun in our solar system |
| Milky Way Galaxy | the galaxy in which Earth and our solar system is located |
| moon | a celestial body that revolves around a planet |
| NASA | the abbreviation for National Aeronautics and Space Administration |