1F20.11 - Bowling Ball Inertia Ball

Bowling ball inertia ball

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PIRA Classification: 1F20.11

Description: A bowling ball is connected to a rod with a length of twine. If the rod is lifted slowly, the bowling ball with follow. However, if the rod is quickly jerked up, the string will break.

Special Instructions: None

Condition: OK

Setup time: 1 minute

Safety Issues: Watch your fingers.