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Sound Energy

Quiz by Nazish Latif - 76627/TCHR/BGWTC

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7 questions
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  • Q1
    Which feature of sound tell us about about pitch of the sound?
    pattern of waves
    Height of waves
    Number of waves
    30s
  • Q2
    How does frequency affect pitch?
    It does not affect the pitch of the sound.
    If the wave's frequency decreases, the pitch also increases.
    If the wave's frequency increases, the pitch also decreases.
    If the wave's frequency increases, the pitch also increases.
    30s
  • Q3
    It refers to the number of waves crests that pass a point during one second; measured in Hertz (Hz)
    amplitude
    Frequency
    Speed
    wavelength
    30s
  • Q4
    Erin and John are communicating with each other using a string telephone that they have made. What vibrates when John speaks?
    string vibrates
    John's larynx (voice box)
    Cup
    John's ears
    30s
  • Q5
    What vibrates after vibration of the ear drum in human ear?
    cochlea
    ear canal
    Pinna
    three tiny bones
    30s
  • Q6
    __________________ detects the sound from all around.
    Pinna
    ear drum
    tiny hairs
    ear canal
    30s
  • Q7
    ___________ has tiny hairs to transform vibrations into electrical signals.
    ear drum
    three tiny bones
    nerves
    Cochlea
    30s

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