Waves and Sound

Define a wave

• A disturbance that carries matter

• A rhythmic disturbance that carries energy

• A static disturbance

• A form of electromagnetic radiation

Tags

NGSS.MS-PS4-1

In a wave, what does the wavelength represent?

• The distance between two troughs

• The height of the wave from the rest position

• The number of waves that pass a point in one second

• The time it takes for one wave to pass a point

Which of the following is a type of mechanical wave?

• Radio waves

• Sound waves

• Gamma rays

• Infrared waves

What type of wave is created when energy moves through water?

• Longitudinal wave

• Transverse wave

• Electromagnetic wave

• Sound wave

Tags

NGSS.MS-PS4-2

What type of waves are sound waves?

• Transverse waves

• Longitudinal waves

• Surface waves

• Electromagnetic waves

Tags

NGSS.MS-PS4-2

Why do sound waves need a medium to travel?

• They need to bounce off objects.

• They need a medium to carry the vibration.

• They cannot travel in a vacuum.

• Both B and C are correct.

Tags

NGSS.MS-PS4-2

In which medium would sound travel the fastest?

• Air

• Water

• Steel

• Vacuum

Tags

NGSS.MS-PS4-2

What is the term for the highest point of a wave?

• Trough

• Wavelength

• Crest

• Amplitude

Tags

NGSS.MS-PS4-1

What is the S.I. unit of sound intensity?

• Hertz (Hz)

• Decibel (dB)

• Joule (J)

• Newton (N)

Which type of wave requires a medium to transmit energy?

• Electromagnetic wave

• Mechanical wave

• Both types of waves

• Neither type of wave