Physics 2020

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Across
  1. 2. object's change in position with respect to time
  2. 5. yearly motion
  3. 9. bouncing back of light
  4. 10. moon blocks out the sun
  5. 11. gaseous planet
  6. 15. sun at the center of the universe
  7. 16. Earth at the center of the universe
  8. 18. manifestation that light appears in different colors
  9. 19. disturbance in space and time
Down
  1. 1. image that appears in different location than its actual
  2. 2. example of diffraction
  3. 3. max.distance of the crest to trough
  4. 4. dwarf planet
  5. 6. light passes through a medium without being absorbed
  6. 7. bending of light
  7. 8. medium that diffracts light
  8. 12. terrestrial planet
  9. 13. explained the position of the rainbow
  10. 14. daily motion
  11. 17. ancient Babylonian device