P.5 Amplify Light Waves pre-unit test 2024

Front

What is the term for the number of waves that passes a point in a certain amount of time?

Back

Frequency

Front

What type of wave carries energy from one place to another, even through empty space?

Back

Light

Front

In order for light to change an object, what must the object do with the light and its energy?

Back

Absorb

Tags

NGSS.MS-PS4-1

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

Why does a black object get warm when light shines on it?

Back

Because it absorbs all types of visible light that reach it.

Tags

NGSS.MS-PS4-2

Front

What is the relationship between frequency and wavelength in light waves?

Back

They are inversely related; as frequency increases, wavelength decreases.

Tags

NGSS.HS-PS4-1

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second (or about 186,282 miles per second).

Tags

NGSS.MS-PS4-2

Front

What is the electromagnetic spectrum?

Back

The range of all types of electromagnetic radiation, including visible light, radio waves, and X-rays.

Front

What happens to light when it passes through a prism?

Back

It is refracted and separated into its component colors.

Tags

NGSS.MS-PS4-2

Front

What is the principle of absorption in relation to light?

Back

Absorption is the process by which an object takes in light energy, which can lead to an increase in temperature.

Tags

NGSS.MS-PS4-2