Multiple choice

______ is the device meant to catch the waves of a particular frequency broadcasted by a radio or TV station.

  1. Aerial

  2. Wires

  3. Modem

  4. All the above

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

An aerial (antenna) is specifically designed to capture electromagnetic waves of particular frequencies broadcast by radio or TV stations. It converts these waves into electrical signals. Wires conduct signals and modems modulate digital data, but don't capture broadcast waves.