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5 Written questions

5 Matching questions

  1. doppler effect
  2. as wave frequency increases, wavelength ____________
  3. translucent
  4. pitch
  5. speed of EM waves
  1. a speed of light
  2. b decreases
  3. c
    some of the light waves get through and some are scattered
  4. d the change in perceived pitch that occurs when the source of a sound is moving
  5. e how high or low a sound is

5 Multiple choice questions

  1. gamma

  2. none of the light waves get through
  3. decibels
  4. solid
  5. use of ultrasound to detect objects

5 True/False questions

  1. higher frequency makes a ________ pitchhigher


  2. as temperature increases, the speed of sound __________________increases


  3. factors affecting the speed of soundmedium and temperature


  4. color of visible light with lowest frequencyviolet


  5. Earth's largest source of EM wavesspeed of light