Physical Science Unit 3 Vocabulary

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Across
  1. 4. the number of waves per second
  2. 5. part of the wave where the medium is spread out
  3. 6. the produce of a waves frequency and wavelength
  4. 9. the frequency of sound
  5. 11. waves that move at right angles to the wave energy
  6. 14. waves that move parallel to the wave energy
  7. 16. the substance waves pass through
  8. 18. part of the wave where medium is squeezed together
  9. 19. part of the wave that rises above the rest position
  10. 20. material that most or all light passes through
  11. 21. part of the wave that dips below the rest position
  12. 22. how loud sound is
  13. 23. material that no light can pass through
  14. 24. the breaking of light into its colors
Down
  1. 1. when a wave bounces off a surface it cannot pass through
  2. 2. the max displacement from the resting position
  3. 3. the spreading out of waves from a source
  4. 7. the distance between two waves
  5. 8. the time it takes for a wave to make one full motion
  6. 10. material that some light passes through
  7. 12. the bending of a wave as it passes through a new medium
  8. 13. the redirection of light as it passes through a medium
  9. 15. the change in frequency caused by moving objects
  10. 17. material that allows light to pass through on one plane