Waves Intro and Formula

What is the name of this part of the wave?

• crest

• trough

• wavelenght

• amplitude

What is the unit of frequency?

• m/s

• m

• Hz

• f

What is the name of the "time required to complete a cycle of motion" for a wave?

• amplitude

• period

• frequency

• wavelength

What is the frequency of a wave with a speed of 1 m/s and a wavelength of 0.5 m?

• 2 Hz

• 2 m/s

• 0.5 Hz

• 1.5 m

What is the speed of a wave with a wavelength of 42.8 m and a frequency of 100 Hz?

• 428 m/s

• 4,280 m/s

• 2.3 m/s

• 0.428 m/s

What do we call the lowest point of a wave?

• crest

• drop

• period

• trough

The distance from the crest to the trough of a wave is 86 m. What is the amplitude of the wave?

• 86 m

• 43 m

• 166 m

• 0 m

Find the Wavelength of a wave with a speed of 3,000 m/s and frequency of 20 Hz.

• 20 m

• 150 m

• 60, 000 m

• 3, 000 m

What do we call this part of a wave (the line)?

• the line

• the halfway point

• the equilibrium line

• frequency line

A wave has a speed of 24 m/s and a wavelength of 0.04 m. What is the frequency of the wave?

• 600 Hz

• 600 m/s

• 0.096 Hz

• 0.04 Hz