PURPOSE: Show the position of a dropped ball at a series of equal time intervals.

DESCRIPTION: Drop the ball with the strobe on at the desired flash rate (about 10-12 flashes per second). The increasing distance the ball falls between successive strobe flashes is readily apparent.

SUGGESTIONS: You may wish to turn off the room lights so that you can actually see the strobe light.

REFERENCES: (PIRA 1C30.30)

EQUIPMENT: Golf ball, strobe, and cart with black felt backdrop.

SETUP TIME: 5 min.