To show and then play a movie, click on the arrow or the movie title/description. Repeat to hide it.

UPEF A4 Movie 1: Basketball falling, with speed-time graph

UPEF A4 Movie 2: Types of materials attracted to magnets

UPEF A4 Movie 3: Ball and feather falling in a glass tube, (1) with air and (2) with no air (vacuum)

UPEF A4 Movie 4: Hanging ball on a rotating table