Science

9th

grade

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Light - What do we know?

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18 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Visible light is the part of the _______________, between infrared and ultraviolet, that is visible to the human eye.

    electromagnetic spectrum

    visible light spectrum

    electrical light spectrum

  • 2. Multiple Choice
    30 seconds
    1 pt

    The number of waves that pass a fixed point in a given amount of time is...

    frequency

    wave speed

    amplitude

    wavelength

  • 3. Multiple Choice
    5 minutes
    1 pt

    Light bounces when it strikes a smooth and/or lustrous surface

    reflected

    absorbed

    refracted

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