Name: ________________________________________ Period: _____ Date: _________

Dekalb Reads Assignment 11.2B

Characteristics of waves

Read pages 369-373 and answer the following questions
  1. Wave speed equals __________________________________________.
  2. Define wave speed.
  3. Write down the equation to calculate speed if wavelength and period is given.
  4. Write down the wave-speed equation.
  5. Write down the equation to calculate frequency (f).
  6. The speed of a wave depends on the ______________________________________.
  7. The speed of sound in air is ____________________________________.
  8. Sound waves travel ______________ times faster in water than air.
  9. Sod waves travel __________________ times faster in rock or metal than air.
  10. _____________________ explains the differences in wave speed.
  11. What determines how well the waves travel through a medium?
  12. Why do waves travel faster in liquids than gases?
  13. Why do waves travel very quickly in solids?
  14. What is the speed of light?
  15. The symbol for speed of light is ________________.
  16. Light travels _______________________ when it passes through a medium like air of water.
  17. Pitch is determined by the __________________ of sound waves.
  18. Frequency changes when the source of waves is ______________________.
  19. An ambulance is blowing siren. Analyze the following situation and arrange them from high pitch to low pitch of the siren.
  1. ambulance is still
  2. ambulance is moving toward you
  3. ambulance is moving away from you
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