Wave

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Across
  1. 2. number of periods per second
  2. 4. waves where the vibrations are along the same direction as the wave is travelling
  3. 7. variation that carries energy energy in a medium from one place to another without carrying matter
  4. 8. variation in direction of a wave due to a change in its transmission medium
  5. 10. highest point
Down
  1. 1. variation
  2. 3. Distance between two same points
  3. 5. waves where the vibrations are at 90° to the direction of the travel
  4. 6. lowest point
  5. 9. distance between X axes and highest/lowest point