Physics

10th -

12thgrade

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Speed of light

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10 questions

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  • 1. Multiple Choice
    2 minutes
    1 pt

    How fast does light travel

    300 000 000 m/s

    3x108 m/s

    3 m/s

    300 000 000 km/s

  • 2. Multiple Choice
    2 minutes
    1 pt

    True/False: Nothing can go faster than the speed of light

    True

    False

  • 3. Multiple Choice
    2 minutes
    1 pt

    A light year is

    A unit of time

    A unit of length

    A unit of speed

    A unit of intensity

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