SC Pass_Light_Sound_CW

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Across
  1. 5. – Back-and-forth motion that produces sound.
  2. 7. – Allows some light through but not clearly (e.g., frosted glass).
  3. 8. – How many sound waves pass in a certain time.
  4. 11. – The band of colors that make up white light (e.g., ROYGBIV).
  5. 12. – The distance between two sound wave crests or troughs.
  6. 13. – A form of energy made of many colors.
  7. 16. – The strength or intensity of light.
  8. 17. – A sound that bounces off a surface and comes back to your ears.
  9. 18. – When light does not pass through or reflect, but becomes heat in the material.
  10. 20. – The matter (solid, liquid, or gas) sound needs to travel through.
Down
  1. 1. – When light bends as it passes through different materials.
  2. 2. – How loud or soft a sound is.
  3. 3. – Does not let any light through (e.g., a rock).
  4. 4. – The way sound and light energy travel.
  5. 6. – A tool used to separate white light into different colors.
  6. 9. – When light bounces off a surface.
  7. 10. – The ability to make something move, happen, or change.
  8. 14. – Allows light to pass through completely (e.g., clear glass).
  9. 15. – How high or low a sound is.
  10. 19. – A form of energy made by vibrations that you can hear.