Waves, Sound and Lighgt

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Across
  1. 1. The bottom part of a transverse wave.
  2. 7. Changes wave speed as it (enters/laves) changes mediums
  3. 8. A rhythmic disturbance that carries energy.
  4. 9. waves bending around a barrier.
  5. 11. When the wave bounces back off a barrier.
  6. 12. a wave in which the direction of displacement is perpendicular to the direction of propagation, as a surface wave of water.
Down
  1. 2. The spread apart in a compressional wave.
  2. 3. light perceived by the eye as having the same color as sunlight at noon
  3. 4. A measurement of how much energy from the normal to the crest.
  4. 5. The top part of a transverse wave.
  5. 6. The measure of one complete wave.
  6. 10. The measure of how many complete waves pass a given point in one second.