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Spinning balloon on straw

Materials
1
Difficulty
1
Safety
1
A balloon is attached to a bendy straw with a pin pivot, letting the air out causes it to spin because of Newton's third law.
  • Web Links
    wow.osu.edu/experiments/Newton's%20Toolbox/Equal%20and%20Opposite%20Balloon%20Pinwheel%20%20
    Author : Wonders of our World
    Description :
    pbskids.org/zoom/activities/sci/balloonandstraw.html
    Author : PBS Kids
    Description : Without the pin, spins balloon around.
  • Videos
    www.youtube.com/watch?v=W4AHA4nN6fo
    Author : Arvind Gupta
    Description :
  • Categories
    Motion | Force and Gravity
Materials
1: Easy to get from supermarket or hardware store
2: Available in most school laboratories or specialist stores
3: Requires materials not commonly found in school laboratories

Difficulty
1: Can be easily done by teenagers
2: Can be done by science teachers
3: May require a more experienced teacher

Safety
1: Minimal safety procedures required
2: Some safety procedures required to perform safely
3: Only to be attempted with adequate safety procedures and trained staff

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