Waves and Their Properties

When a wave hits a surface which it cannot pass through, it bounces back. This interaction with the surface is called

• interference

• diffraction

• reflection

• refraction

Tags

NGSS.MS-PS4-2

The number of waves that pass a given point in a certain amount of time is the wave's

• frequency

• amplitude

• wavelength

• crest

What kind of wave is being generated by the person in the picture?

• longitudinal

• transverse

• electromagnetic

• surface

Tags

NGSS.MS-PS4-1

Which of the following can you calculate by multiplying a wave's frequency by its wavelength?

• the wave's pitch

• the wave's energy

• the wave's amplitude

• the wave's speed

Tags

NGSS.HS-PS4-1

A light wave is an example of what type of wave?

• electromagnetic waves

• mechanical waves

• both electromagnetic and mechanical waves

• none of these answers

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NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which of the following statements about the way a cell phone works are true?

a. Most cell phones use digital signals that move as wave pulses.

b. A cell phone sends out microwaves when a call is placed.

c. Signals are sent directly from one cell phone to another.

d. Cell phones are specialized in only sending and receiving calls.

• only C and D

• only A and B

• only B and C

• only A, B, and D

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NGSS.MS-PS4-1

NGSS.MS-PS4-2

NGSS.MS-PS4-3

Scientists use SONAR to determine the depth of the ocean by measuring the time is takes for what kind of waves to reach the bottom and return?

• Sound waves

• light waves

• microwaves

• gamma waves

Tags

NGSS.MS-PS4-2

In order for a wave to form, what must energy cause a medium to do?

• melt

• freeze

• expand

• vibrate

Tags

NGSS.MS-PS4-2

Which statement BEST describes how electromagnetic waves differ from mechanical waves?

• They can travel in a straight line.

• They do not involve vibrations.

• They can travel through a vacuum.

• They do not transmit energy.

What waves carry information from the antenna of a broadcasting station to the receiving antenna of your radio?

• radio waves

• infrared rays

• ocean waves

• light waves

Tags

NGSS.MS-PS4-3