I WONDER - What Are Radio Waves?

What type of energy is described as being in motion and includes radio waves?

• Heat

• Light

• Radiation

• Sound

How is frequency defined in the context of radio waves?

• The number of waves passing a point per second

• The speed of the wave

• The height of the wave

• The distance between waves

What device is responsible for sending out radio waves?

• Modulator

• Receiver

• Antenna

• Transmitter

What does a transmitter do with audio and visual content?

• Converts them into electric signals

• Converts them into magnetic signals

• Converts them into sound waves

• Converts them into light signals

How are electric signals combined with radio waves?

• By altering the speed

• By adjusting the amplitude

• By changing the wavelength

• By matching the frequency