Erick Physics

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Across
  1. 2. speed
  2. 4. height
  3. 7. 0
  4. 9. retract
  5. 10. wave
  6. 11. Em spectrum
  7. 12. measurment
  8. 13. wave
  9. 14. length
  10. 15. interfear
Down
  1. 1. absord
  2. 3. effect
  3. 5. de-interfear
  4. 6. EM spectrum
  5. 8. diffrent