Reduce the pressure in the classroom. The second instructional activity in an Airplanes unit of 22 introduces the class to Bernoulli's Principle. Pupils demonstrate the principle by blowing between different objects causing a reduction in pressure and observe the action of the objects.

Concepts

air pressure, air, bernoulli's principle, aviation, technology resources

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Additional Tags

air pressure, airplanes, bernoulli

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Instructional Ideas

• Show a video or two of different demonstrations of Bernoulli's Principle in action
• Have the class put the Bernoulli Principle in their own words

Classroom Considerations

• Requires balloons, ping ball balls, string, and cups

Pros

• Contains an equation to mathematically explain the relationship
• Includes troubleshooting tips

Cons

• None

Common Core

6.EE.A.2.a