AJH Sound Energy

Multiple Choice

How is sound produced?

• Sound is produced by static objects that absorb energy.
• Sound is created by light waves traveling through space.
• Sound is generated by chemical reactions in the air.
• Sound is produced by vibrating objects that create pressure waves in a medium.

Multiple Choice

Through which of the following can sound waves NOT travel?

• Air
• Steel
• Water
• Vacuum

Multiple Choice

What is pitch in relation to sound?

• Pitch refers to the duration of a sound.
• Pitch is the loudness of a sound.
• Pitch is the quality of a sound's timbre.
• Pitch is the perceived frequency of a sound.

Multiple Choice

What determines the loudness of a sound?

• The temperature of the surrounding air.
• The frequency of the sound wave.
• The duration of the sound wave.
• The amplitude of the sound wave.

Multiple Choice

How can we change the volume of a sound without changing its pitch?

• Adjust the amplitude of the sound wave.
• Add reverb to the sound effect.
• Change the waveform shape of the sound.
• Increase the frequency of the sound wave.