Sai's Science Crossword Puzzle

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Across
  1. 2. ___ frequency light has ___ energy.
  2. 3. The highest point on a wave is called?
  3. 5. A prism can be used to ___ white/visible light.
  4. 7. The number of waves passing a given point in one second is called?
  5. 8. Light travels in ___ paths called rays and do not need a medium (solid, liquid, or gas) through which to move.
  6. 10. Acronym to remember order of visible light?
  7. 13. The straight line that represents the path of light.
  8. 14. Black and White are not __ on the spectrum.
  9. 17. The colors of light we see are ___, orange, yellow, green, blue, violet.
  10. 18. The terms transparent, translucent, and opaque indicate the amount of light that ___ through an objects.
  11. 19. Objects appear ___ in water than they actually are.
  12. 20. The ___ of the material it is entering.
Down
  1. 1. The more wavelengths in a light wave in a given period of time, the ___ the energy level.
  2. 4. A valley between two waves or the lowest point of a wave is called?
  3. 6. Light waves are waves of?
  4. 9. Light travels in ___ waves.
  5. 11. A group of parralel rays.
  6. 12. Of the visible light, red would have the ___ wave length and violet has the shortest.
  7. 15. A straw appears to ___ when its placed in a glass of water.
  8. 16. Light has both electric and ___ fields and is referred to as electromagnetic radiation.