Science Crossword Puzzle

12345678910
Across
  1. 2. the ability to be maintained at a certain rate or level
  2. 5. the nature of something's ingredients or constituents; the way in which a whole or mixture is made up.
  3. 8. the force that keeps a communications satellite in orbit around earth.
  4. 9. the sun together with all the planets and other bodies that revolve around it.
  5. 10. is defined as all of space and everything in it.
Down
  1. 1. a region of space between the orbits of mars and jupiter where most of the asteriods are.
  2. 3. the outside or outermost layer of something.
  3. 4. the mixture of gases that surrounds a planet.
  4. 6. the two ice giants in our solar system are Uranus and Neptune.
  5. 7. large planets composed mainly of gases.