Earth/Space Science

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Across
  1. 3. rock that forms when magma cools and hardens
  2. 6. explosive release of energy from the sun
  3. 7. daily changes in the level of ocean water
  4. 8. Jupiter, Saturn, Uranus, and Neptune
  5. 11. mixture of mostly invisible gases that surrounds Earth
  6. 13. all the liquid water on Earth
  7. 14. mostly solid, rocky part of Earth
  8. 16. dark areas that form on the surface of the sun
  9. 17. cycle of warm air rising and cool air sinking
  10. 19. solid outer layer of Earth
  11. 20. rock that forms from sediment
  12. 21. plate boundary where plates slide past each other
  13. 22. A large group of stars and nebulae
  14. 23. A small, body of ice, rock, and cosmic dust
Down
  1. 1. plate boundary where plates move away
  2. 2. plate boundary where plates collide
  3. 4. all living things on Earth
  4. 5. process by which sediment is moved around
  5. 9. Small, rocky bodies that revolve around the sun
  6. 10. theory that explains Earth's moving plates
  7. 12. all frozen water on Earth
  8. 15. Mercury, Venus, Earth, and Mars
  9. 18. rock that forms from pressure and heat