This movie shows a soap bubble floating in the air near a loudspeaker. You can see the loudspeaker
cone moving in the background and
observe the motion of the bubble. There is software embedded in the movie that lets you make measurements of the bubble's motion. To see the movie in another window, click on this link.
To download the movie, right-click on the link and choose "Save Link as...":
To download a QuickTime version of the movie (with no embedded analysis software), right-click on this link and choose "Save Link as...":