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PIRA Code(s)
3B20.11
Set up time
2 minutes
Physics and Science Concepts
Longitudinal Waves
Operation
Lay the slinky down on the ground and push it back and forth lengthwise to make longitudinal waves.
Safety
Ends of slinky may be sharp or may tangle.

A long slinky is stretched along a bench or the floor, and a compression pulse is used to show a longitudinal wave.