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Strobe of a falling ball HTML5


A tennis ball is thrown up in the air. A stroboscope illuminates the ball at uniform time intervals when you select "stroboscope". You have a cursor to calculate each position and you just need to rollover the balls to display the photographic shooting time.

Click on {print} to print the current page.

Click on 'cursor' to make some measurements.

Rollover each picture to display its photographic shooting time.

Learning goals

  • To compute the average velocity of a body.