Topic 5 Review

Front

What is the color of an opaque object?

Back

The color of light that the object reflects.

Front

Which type of waves do NOT require a medium for propagation?

Back

Electromagnetic waves.

Front

Which of the following is NOT a type of medium through which waves can travel?

Back

Vacuum.

Front

What is the frequency of a wave?

Back

The number of waves that pass a fixed point in a second.

Front

What is a wave?

Back

A repeating movement that transfers energy from place to place.

Front

What is an opaque object?

Back

An object that does not allow light to pass through it.

Front

What are mechanical waves?

Back

Waves that require a medium (solid, liquid, or gas) to travel through.

Front

What is the difference between a transverse wave and a longitudinal wave?

Back

In a transverse wave, the particle movement is perpendicular to the direction of wave travel; in a longitudinal wave, the particle movement is parallel to the direction of wave travel.

Front

What is amplitude in a wave?

Back

The maximum distance that the particles of a medium move from their rest position.

Front

What is wavelength?

Back

The distance between two consecutive points that are in phase on a wave, such as crest to crest or trough to trough.