Vocabulary

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Across
  1. 2. galaxy- galaxy go in circle
  2. 4. polar opposites
  3. 5. energy goes through matter
  4. 8. amplifies light
  5. 9. wave- no medium
  6. 11. able to been seen
  7. 14. wave to wave
  8. 15. number of waves in a certain time
  9. 16. carry's energy
Down
  1. 1. time taken to complete Phenomenon
  2. 3. wave- like a roller coaster
  3. 6. wave change direction from hitting a object
  4. 7. bending waves in materials
  5. 10. wave- like a snake
  6. 12. bending waves in the open
  7. 13. crest to crest or peak to peak