Under Pressure: Activities with a vacuum pump (and some marshmallows) help students learn about pressure | NSTA

Under Pressure: Activities with a vacuum pump (and some marshmallows) help students learn about pressure

The Science Teacher—February 2002

What would happen if a person went into space without a spacesuit? Before learning the answer students must first understand the forces—gravity and atmospheric pressure. This article describes various demonstrations using a vacuum pump to investigate the concept of pressure.

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