Physics

9th -

12thgrade

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Doppler Effect

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10 questions

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  • 1. Multiple Choice
    3 minutes
    1 pt

    The pitch of a sound wave relates to the wave's _________________.

    Amplitude

    Frequency

    Wavelength

    Period

  • 2. Multiple Choice
    3 minutes
    1 pt

    What is the Doppler Effect?

    A change in frequency due to the relative motion of a wave source and an observer

    When a wave overlaps with another wave

    When a wave bounces off of another object

    When a wave bends due to traveling through a different medium

  • 3. Multiple Choice
    3 minutes
    1 pt

    An ambulance is driving towards you as you stand on the sidewalk. What happens to the pitch of the siren as it comes towards you?

    It increases

    It decreases

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