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5 Written Questions

5 Matching Questions

  1. Examples of EM Waves
  2. wave
  3. interference
  4. destructive interference
  5. reflection
  1. a Radio, infrared (IR), light
  2. b a disturbance that transfers energy from one place to another
  3. c when waves cancel each other out
  4. d the bouncing back of a wave as it strikes a barrier
  5. e the meeting and combining of waves

5 Multiple Choice Questions

  1. light will bend around a lampshade; sounds can be heard even if you are hiding behind something
  2. the spreading out of waves through an opening or around the edges of an obstacle
  3. Sound, ocean waves, earthquakes
  4. waves that transfer energy through matter

  5. the distance from one wave crest to the very next crest. (This may also be measured from trough to trough.)

5 True/False Questions

  1. reflection examplesa straw looks "broken" when you look at it in a glass of water (because the light bends when it enters the water)

          

  2. refraction examplesa straw looks "broken" when you look at it in a glass of water (because the light bends when it enters the water)

          

  3. EM Waveelectromagnetic wave; moves energy through space (sometimes empty space, sometimes through a medium)

          

  4. medium
    lowest point (valley) of a wave

          

  5. 2 relationships for wavesRadio, infrared (IR), light

          

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