Science Crossword Book

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 4. The planet we live on (5)
  2. 5. A plant cultivated for its blooms or blossoms (6)
  3. 7. The usually underground organ that lacks buds or leaves or nodes (plural) (5)
  4. 10. Living things like trees and flowers that grow in soil (6)
  5. 11. The sun with the celestial bodies that revolve around it in its gravitational field (11)
  6. 12. Natural satellite that orbits the Earth (4)
  7. 13. Warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings (plural) (5)
  8. 14. Twinkling lights in the night sky (5)

Down

  1. 1. The fleshy, waxy covering at the base of the upper beak of some birds (plural) (5)
  2. 2. A large asteroid that was once thought to be the farthest known planet from the sun (5)
  3. 3. Green parts of a tree that fall in autumn (6)
  4. 6. A workplace for the conduct of scientific research (10)
  5. 8. A star that explodes and becomes extremely luminous in the process (9)
  6. 9. Any of numerous small celestial bodies composed of rock and metal that move around the sun (8)
  7. 15. Tall plant with a trunk and branches (4)
  8. 16. The star our planet orbits (3)