3rd Quarter Benchmark Review (Physical Science)

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Across
  1. 4. bending of light waves
  2. 7. the distance from the crest of one wave to crest of the next wave
  3. 10. a solid, liquid or gas a wave travels through
  4. 11. the number of waves that pass through a given point in a set time
  5. 12. highest point of a wave
  6. 15. area of a longitudinal wave where the particles are closest together
  7. 17. lowest point of a wave
  8. 18. radio waves, microwaves, infrared, visible light, ultraviolet, X-ray, and gamma rays make up the _______________ spectrum
  9. 19. energy of motion
  10. 20. unit for energy
Down
  1. 1. waves bend around small obstacles, or spread out after they pass through small openings
  2. 2. frequency x wavelength = ____________ (2 words)
  3. 3. a wave in which the particles of the medium vibrate parallel to the direction of wave motion
  4. 5. height of a wave
  5. 6. area of a longitudinal wave where the particles are farthest apart
  6. 8. wave that requires a medium to travel
  7. 9. a wave in which the particles of the medium move perpendicular to the direction the wave is traveling
  8. 13. bouncing of light waves off a surface
  9. 14. stored energy
  10. 16. unit that measures frequency