Science

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Across
  1. 5. the imaginary line of the center of the earth
  2. 6. an imaginary line around which an object spins
  3. 8. all light allowed through
  4. 9. all living and nonliving things in a area and there interactions
  5. 11. how plants eat
  6. 14. bending of light
  7. 17. an explosive eruption of waves and particles into space
  8. 18. back and forth motion of an object
  9. 19. energy due to motion
Down
  1. 1. any substance that damages the environment
  2. 2. the planet of the living
  3. 3. the ringed planet
  4. 4. some light allowed
  5. 7. no light allowed through
  6. 10. ability to do work
  7. 12. the path something takes to go around a planet or star
  8. 13. our light source
  9. 14. light bouncing off an object
  10. 15. a conclusion based on observations
  11. 16. a natural object that revolves around a planet