Television: Television is a device that displays moving images and sound broadcasted from stations. It became a popular form of home entertainment during the mid-20th century.
Cinema: Cinema refers to the art of motion pictures or movies. Going to the cinema was a common social activity during the interwar period before home movie viewing became widespread.
Radio: Radio is a medium that allows transmission of audio signals through electromagnetic waves. It served as a major source of news, music, and entertainment in households before television became dominant.