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Physics MP4

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  • What type of wave is sound?
    Longitudinal
  • When does light move towards the normal?
    When it slows down... when it enters a higher index of refraction material.
  • What is the height, or energy of a wave?
    Amplitude
  • What type of lens is shown in the image below?
    Concave
  • What produces or causes all waves, such as sound in musical instruments?
    Vibrations
  • What two things does light behave like?
    Wave and particle
  • If a wave has a period of 4 seconds, what is its frequency?
    0.25 or 1/4 Hz
  • What phenomenon causes the frequency of moving objects to increase or decrease as they move towards or away from you?
    Doppler effect
  • What type of wave is shown in the picture provided?
    Transverse
  • What type of image is produced by this lens?
    Real
  • What is the index of refraction of material B?
    1.327045
  • What is the time to go from one wave crest to another wave crest?
    Period
  • What is shown in the image found below, where light bends?
    Refraction
  • What is the term for the frequency of a sound wave?
    Pitch
  • How tall does a mirror need to be for the woman to see her entire 1.7m self?
    0.85m (half her height)
  • What is shown in the image found below, where light spreads out?
    Diffraction
  • If a wave has a velocity of 15 m/s and a frequency of 3 Hz, what is the wavelength?
    5 m
  • What is the term for amplitude of a sound wave?
    Volume