Columbia University Physics Lecture Demonstrations


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2C20.4 Attracting Ping-Pong Balls

[Setup Time: 10 Min.] [Current Condition: Good]

Info

Two Ping-Pong balls suspended by thread will pull together when a jet of air is blown between them. Alternately, two sheets of paper can be used.

Parts List

Ping Pong balls on thread in B. Fluids & Mech, 1C

2 Stands in B. Fluids & Mech, 1C

Air Hose in K. Oversized, 1C

Nozzle in B. Fluids & Mech, 1C

Note: Plan on ping pong balls extending horizontally.

Relevant Simulation

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Other Information

Attracting Sheets

Real-Life Examples

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More Advanced Reading

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