What is the definition of a wave?

• A force that stops energy transfer.

• A type of vibration that stays in one place.

• A medium that carries energy.

• A disturbance that transfers energy from place to place.

Which type of wave does not require a medium to travel?

• Mechanical waves

• Longitudinal waves

• Transverse waves

• Electromagnetic waves

What is the unit of frequency?

• Meter

• Hertz (Hz)

• Second

• Newton

What is the highest point of a transverse wave called?

• Wavelength

• Amplitude

• Crest

• Trough

What happens during refraction?

• Two waves meet and interact.

• A wave bounces off a surface.

• A wave bends around a barrier.

• A wave enters a new medium and bends.

What is the term for the number of wave cycles a wave completes in one second?

• Wavelength

• Frequency

• Amplitude

• Crest

What is the length of one wave cycle called?

• Frequency

• Amplitude

• Crest

• Wavelength

What is the term for particles being pressed together in a longitudinal wave?

• Crest

• Trough

• Diffraction

• Compression

What is the height of a wave known as?

• Frequency

• Amplitude

• Crest

• Wavelength

What is the lowest point of a transverse wave called?

• Wavelength

• Amplitude

• Trough

• Crest