ANDREW LAMBERT PHOTOGRAPHY / SCIENCE PHOTO LIBRARY ANDREW LAMBERT PHOTOGRAPHY / SCIENCE PHOTO LIBRARY
Loudspeaker and polystyrene balls. A loudspeaker takes an electrical input and converts it into a series of vibrations. This is done using electromagnets that produce vibrations in the speaker which correspond to the input. These vibrations are transmitted to the polystyrene balls, causing them to bounce.
Model release not required. Property release not required.