Sound Energy

It is the type of kinetic energy produced from vibrating objects; it is vibration perceived by the ear.

• Light

• Heat

• Cold

• Sound

What are the three fundamental characteristics of sound? ( Choose more than one answer)

• Dispersion

• Frequency

• Speed

• Loudness

What is the pitch of the sound or the distance of each wave from one another.

• Refraction

• Speed

• Loudness

• Frequency

The ? the distance, the higher the pitch. ( Fill in the blanks )

• Longer

• Shorter

• Higher

• Lower

What is a very low sound that almost cannot be heard, but whose vibration can be felt?

• Infrasonic

• Sonic

• Audio

• Ultrasonic

What is the normal sound? ( Choose more than one answer)

• Ultrasonic

• Sonic

• Infrasonic

• Audio

What is the sound that is beyond human capabilities.

• Infrasonic

• Ultrasonic

• Sonic

• Audio

What is the frequency range or Hertz (Hz) of Infrasonic?

• 20- 20,000

• 0- 20

• 20,000+

• 20,000-

What is the frequency range or Hertz (Hz) of Sonic or Audio?

• 20,000+

• 20- 20,000

• 0- 20

• 20,000-

What is the frequency range or Hertz (Hz) of Ultrasonic?

• 0- 20

• 20- 20,000

• 20,000-

• 20,000+