Dropping a Feather

Dropping a Feather

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Credit: Ted Kinsman/SCIENCE PHOTO LIBRARY

Caption: A feather is dropped. Air friction slows its fall and it reaches terminal velocity. The motion was recorded with a strobe light that flashes 30 times a second (30 Hz).

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Keywords: acceleration, air, air friction, bird feather, demonstration, drop, dropped, dropping, experiment, fall, falling, feather, fluid friction, friction, gravity, hand, motion, physics, strobe, terminal, terminal velocity, velocity

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