Sound Energy Quiz Review

What type of wave is sound energy?

• Transverse wave

• Longitudinal wave

• Electromagnetic wave

• Surface wave

What are the areas of a medium with a high density of particles called?

• Rarefactions

• Compressions

• Oscillations

• Vibrations

What is required for a longitudinal wave to travel?

• Vacuum

• Medium

• Light

• Heat

What happens when a tuning fork's prongs vibrate?

• It creates light waves

• It disturbs air molecules, creating sound waves

• It generates heat

• It produces electromagnetic waves

What is the range of frequencies that the average human ear can hear?

• 20 Hz - 20,000 Hz

• 10 Hz - 15,000 Hz

• 30 Hz - 25,000 Hz

• 50 Hz - 30,000 Hz

What is the term for sound wave frequencies below 20 Hz?

• Ultrasonic

• Supersonic

• Infrasonic

• Subsonic

What is the term for sound wave frequencies above 20,000 Hz?

• Ultrasonic

• Supersonic

• Infrasonic

• Subsonic

What factor does the speed of a sound wave depend on?

• The color of the medium

• The medium and its temperature

• The size of the sound wave

• The distance from the source

Why do sound waves travel faster through solids than gases?

• Solids are heavier

• Molecules in solids are closer together

• Solids are colder

• Solids are more colorful

What type of waves radiate outward in all three dimensions from the source of the sound?

• Longitudinal waves

• Transverse waves

• Spherical waves

• Surface waves