P.5 Amplify Light Waves Mid-unit test 2024

Front

Why is a light wave not considered a mechanical wave?

Back

A light wave travels through the vacuum of space.

Front

True or False: A material absorbs energy from some types of light and not others.

Back

True, for example a green plant absorbs red and blue light while it reflects green light.

Tags

NGSS.MS-PS4-2

Front

Which wave has the greatest amplitude: The blue wave or The red wave?

Back

The blue wave.

Tags

NGSS.MS-PS4-1

Front

What does 'to take in' mean in the context of light?

Back

Absorb.

Tags

NGSS.MS-PS4-2

Front

True or False: Different types of light can affect the same material or object in different ways.

Back

True, for example radio waves are transmitted through plant cells while visible light is absorbed.

Tags

NGSS.MS-PS4-2

Front

What is the definition of a light wave?

Back

A light wave is an electromagnetic wave that can travel through a vacuum.

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second.

Front

What happens when light hits a reflective surface?

Back

It bounces back, a process known as reflection.

Tags

NGSS.MS-PS4-2

Front

What is the term for light that is taken in by an object?

Back

Absorption.

Front

What is the difference between visible light and other types of electromagnetic waves?

Back

Visible light is the range of electromagnetic waves that can be seen by the human eye.

Tags

NGSS.HS-PS4-4