P408 - Sound

What is sound?

• Sound is a form of energy produced by vibrations and travels through a medium.

• Sound is a type of magnetic force

• Sound is a form of solid matter

• Sound is a type of light wave

What are the two types of waves?

• The two types of waves are mechanical waves and electromagnetic waves.

• The two types of waves are ocean waves and radio waves.

• The two types of waves are sound waves and light waves.

• The two types of waves are visible waves and invisible waves.

How does sound travel?

• Sound travels through the force of gravity

• Sound travels through the vibration of particles in a medium

• Sound travels through the power of telepathy

• Sound travels through the movement of clouds

What is amplitude in relation to sound waves?

• The distance between two consecutive compressions or rarefactions in a sound wave

• The speed at which sound travels through a medium

• The measure of the maximum disturbance of a sound wave from its undisturbed position.

• The number of sound waves per second

What is frequency in relation to sound waves?

• Number of cycles of a wave that occur in a second

• Color of the sound wave

• Speed of the sound wave

• Size of the sound wave

What is pitch?

• Perceived frequency of a sound or note

• A type of dance move

• A type of sticky substance

• The angle of a slope

Which type of wave requires a medium to travel through?

• Longitudinal waves

• Transverse waves

• Electromagnetic waves

• Mechanical waves

What is the speed of sound in air?

• 343 meters per second

• 100 meters per second

• 200 meters per second

• 500 meters per second

What is the unit of measurement for frequency?

• Gallons

• Miles

• Inches

• Hertz (Hz)

What is the range of human hearing in terms of frequency?

• 10 Hz to 15,000 Hz

• 30 Hz to 25,000 Hz

• 5 Hz to 30,000 Hz

• 20 Hz to 20,000 Hz