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Speed of Light

by Dan Meyer

51
skips
49
questions

Act One

  • Dan Meyer

    Dan Meyer

    December 15, 2011

    What does the speed of light most look like -- the top or the bottom?

  • 1.

    Using your finger, show just how long it takes light to get from the Earth to the Moon.

Act Two

Act Three

Sequel

  • 3.

    If it were bright enough, how long would it take Dan's flashlight to reach Pluto?

  • 4.

    Choose an object in the universe. How long it will take the light from Dan's flashlight to reach it?

  • 5.

    If the light takes a month to reach a certain point in space, where might that point be?

  • 6.

    How far does light travel in ten years?

  • Teacher note
    A: Ten light-years. Introduce a new unit of distance.

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