Understand Bernoulli’s principle of flowing fluids and gases with a paper flyer.
1. Demonstrate Bernoulli’s principle.
Cut a paper strip ½"×4". Hold the paper strip just below your lips, and blow above the strip (Figure 1). The paper will rise!
This occurs because of Bernoulli’s principle—fast-moving air has lower pressure than non-moving air. The still air below the strip has higher pressure than the moving ...
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