2.1 The Nature Of Sound

8 Questions

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2.1 The Nature Of Sound

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Questions and Answers
  • 1. 
    Density is how much matter, or mass, there is in a given amount of space, or volume.
    • A. 

      True

    • B. 

      False

  • 2. 
    • A. 

      Type of medium

    • B. 

      Elasticity, density, temperature of medium

    • C. 

      What type of wave it is

  • 3. 
  • 4. 
    An echo is a
  • 5. 
    Pulling a rubber band and watching it snap back is an example of elasticity.
    • A. 

      True

    • B. 

      False

  • 6. 
    Sound is an electromagnetic wave that is started by a disturbance.
    • A. 

      True

    • B. 

      False

  • 7. 
    At colder temperatures:
    • A. 

      Sound is softer

    • B. 

      Sound travels more slowly

    • C. 

      Sound echos

  • 8. 
    In 1947 Chuck Yeager broke