Vocabulary Crossword

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Across
  1. 2. Large, flat areas of land with few trees
  2. 4. When the Moon or Sun is hidden for a short time
  3. 10. Something that helps us see and comes from the Sun or lamps
  4. 11. A warm, wet forest with many tall trees and animals
  5. 13. The galaxy that includes our solar system
  6. 14. An invisible line that a planet spins around
  7. 15. Warmth or high temperature
Down
  1. 1. A person trained to travel in space
  2. 3. A person who studies the world and asks questions
  3. 5. A person who travels to learn about new places
  4. 6. A group of stars, dust, and gas held together in space
  5. 7. A huge ball of burning gas in space
  6. 8. The path one object takes around another in space
  7. 9. A low area of land between hills or mountains
  8. 12. How hot or cold something is