Drehstuhl / Revolving Chair

Stations-ID: D081

?? English instruction:

Sit on the chair and turn.

Spread your arms or pull them in close to your body.

To amplify the effect, use the weights.

• What happens when you pull your arms in close while the chair is rotating?

• What happens when you spread them?

• Ask a partner to sit in the chair and hold the weights.

Set the chair in motion. Repeat the experiment, this time your partner spreads his arms.

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