May 2007
Intermediate to advanced
190 pages
7h 58m
English
Understand Bernoulli’s principle of flowing fluids and gases with a paper flyer.
You will need: One 8½"×11" piece of paper, scissors, transparent tape



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 ...