Sound Waves

What type of wave is a sound wave classified as?

• Surface wave

• Longitudinal wave

• Transverse wave

• Electromagnetic wave

Tags

NGSS.MS-PS4-2

How do microphones convert sound waves into audio data?

• By capturing electrical signals

• By detecting light waves

• By detecting changes in pressure

• By measuring temperature changes

What does the pitch of a sound correspond to?

• The sound's loudness

• The sound's intensity

• The frequency of the wave

• The amplitude of the wave

What range of sound intensity can humans comfortably hear?

• 1 picowatt per square meter to 100 Watts per square meter

• 1 microwatt per square meter to 1 kilowatt per square meter

• 1 nanowatt per square meter to 1 milliwatt per square meter

• 1 picowatt per square meter to 1 Watt per square meter

Tags

NGSS.MS-PS4-1

How does the intensity of a sound wave affect its loudness?

• Intensity has no effect on loudness

• Loudness increases with intensity

• Higher intensity makes the sound softer

• Loudness is inversely proportional to intensity