Physics_B_070825

What happens to the speed of a water wave as it moves into shallower water?

• It increases

• It decreases

• It stays the same

• It disappears

When a wave enters shallow water or a narrow channel, what happens to its height?

• The height decreases

• The height increases

• The height stays the same

• The height becomes zero

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What is the term for the number of wave peaks passing a point per unit time?

• Wavelength

• Frequency

• Amplitude

• Speed

If a wave has a wavelength of 1 meter, what does this mean?

• The wave travels 1 meter per second

• The distance between two consecutive peaks is 1 meter

• The wave is 1 meter high

• The wave lasts for 1 second

What is the unit of frequency in the International System of Units (SI)?

• Meter

• Second

• Hertz

• Newton

How does the frequency of a water wave change as it moves from deep to shallow water?

• It increases

• It decreases

• It stays the same

• It becomes zero

A group of students observed 18 wave peaks passing by. If it takes 2 minutes for each wave to pass, what is the frequency of the waves in waves per minute?

• 9

• 0.5

• 36

• 18

If each wave takes 2 minutes to pass, what is the period of the wave in seconds?

• 2 seconds

• 60 seconds

• 120 seconds

• 30 seconds

Tags

NGSS.MS-PS4-1

Given 15 wave peaks, each with a wavelength of 1 meter, and each wave takes 2 minutes to pass, what is the speed of the wave in meters per minute?

• 7.5

• 15

• 0.5

• 30

If the frequency of a wave is 0.5 Hz and the wavelength is 1 meter, what is the speed of the wave in meters per second?

• 0.5

• 1

• 2

• 0.25