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5 Written questions

5 Matching questions

  1. refraction examples
  2. EM Wave
  3. Temperature
  4. SI unit for speed/velocity
  5. specific heat
  1. a m/s (meters per second)
  2. b the AVERAGE kinetic energy of an object's particles due to non-directional motion at the atomic level
  3. c a straw looks "broken" when you look at it in a glass of water (because the light bends when it enters the water)
  4. d The price you pay (in energy) to change the temperature of something.
  5. e electromagnetic wave; moves energy through space (sometimes empty space, sometimes through a medium - DOES NOT REQUIRE A MEDIUM)

5 Multiple choice questions

  1. when waves cancel each other out
  2. sun, heat lamp
  3. when waves combine to a larger amplitude
  4. object moving forward
  5. objects in motion tend to stay in the same motion; objects at rest tend to stay at rest

5 True/False questions

  1. equal and opposite forceswhenever a force is exerted, there is another force that is equal in size and opposite in direction


  2. Heata disturbance that transfers energy from one place to another


  3. Boiling point of water in K373K


  4. zero (momentum)an object at rest has ______ momentum


  5. freefallthe force that opposes motion between two surfaces that are touching


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