TN Ready Review - PS4.2 - Electromagnetic and Mechanical Waves

A mechanical wave cannot travel through...

• a vacuum(empty space).
• water.
• air. 
• glass.

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NGSS.MS-PS4-2

Through which material does sound travel the fastest?

• solid

• liquid

• gases

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NGSS.MS-PS4-2

When a wave strikes an object and bounces off (example echo) this is called what?

• medium

• refraction

• reflection

• interference

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NGSS.MS-PS4-2

When a wave travels from air to water, ________.

• the wave changes direction
• a new wave forms
• some of the wave's energy can be transferred to the matter

What is a medium?

• something between a small and a large?
• the substance through which a wave can travel
• a pattern of vibration that simulates when a wave is standing still
• the distance from any point on a wave to an identical point on the next wave

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NGSS.MS-PS4-1

This shows the phenomenon known as....

• reflection
• refraction
• mirrors
• focal point

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NGSS.MS-PS4-2

The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-

• absorbed
• stopped
• reflected
• refracted

Why does the lower part of the child appear so much different in size from the upper part?

• The light rays that travel through water and then into air are refracted.
• The light rays that travel through water and then into air are enlarged.
• The light rays that travel through air and then into water are reflected.
• The light rays that travel through air and then into water are reduced.

Tags

NGSS.MS-PS4-2

A sound wave is a _____________________ because it has to travel through a medium.

• Matter wave

• Mechanical wave

• Electromagnetic wave

• Particle wave

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NGSS.MS-PS4-2

When a wave passes from one medium to another, the ________ may change.

• speed
• frequency
• wavelength
• speed, frequency, and wavelength