Dropping a Feather

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A feather is dropped.  The motion is recorded with a strobe light that flashes 30 times a second (30 Hz).  The falling feather quickly is slows by air friction and reaches its terminal velocity.
A feather is dropped. The motion is recorded with a strobe light that flashes 30 times a second (30 Hz). The falling feather quickly is slows by air friction and reaches its terminal velocity.
Filename: k13-best-feather-drop.jpg
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