Why Does The Earth Spin?

Is it really love that makes the world go 'round? Find out in an amusing interview-based video. The narrator asks visitors at a city park why Earth continues to turn on its axis. After several misguided attempts at invoking different physical laws, inertia is revealed as the culprit behind rotation.

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Instructional Ideas

  • Use the video to kick off a unit on inertia or as an earth science brainteaser
  • Have paired pupils design an experiment to demonstrate inertia on an object
Classroom Considerations

  • Some background information on forces may be helpful for middle school scientists
Pros

  • Reveals the correct answer and explains it simply at the end
  • Wrong answers are debunked by explaining the effect that force actually has on Earth, if any
Cons

  • None