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Dropping a Feather

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.

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Filename: K13-best-feather04.jpg
Copyright: Ted Kinsman / Science Source Inc.
Image Size: 3744x5616 / 5.3MB; Feather gravity air air friction friction fluid friction hand experiment acceleration velocity physics experiment demonstration drop dropped dropping strobe motion bird feather terminal terminal velocity fall falling
Contained in galleries: science

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.