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BALLOON HELICOPTERS
National Standard: B2
“ ... unbalanced forces will cause changes in the speed or direction of an object’s motion ...” 1
Suggested Use
This device is capable of high flights when the wind is calm. (Not a good indoor toy, except in a gym.) Challenge students to research what makes this device fly. Discuss the principles behind flight. Related concepts: physics of flight, Bernoulli principle, air pressure, Newton’s Laws, etc.
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