Light Energy

Front

What is light energy?

Back

Light energy is a form of energy that travels in waves and can be seen by the human eye. It is responsible for the illumination of our surroundings.

Tags

NGSS.MS-PS4-2

Front

What does it mean for an object to be transparent?

Back

A transparent object allows light to pass through it without scattering. Examples include clear glass and water.

Tags

NGSS.MS-PS4-2

Front

What is the visible light spectrum?

Back

The visible light spectrum is the range of wavelengths of light that can be seen by the human eye, typically ranging from about 400 nm (violet) to 700 nm (red).

Front

What color of light has the highest frequency?

Back

Violet light has the highest frequency in the visible light spectrum.

Tags

NGSS.HS-PS4-1

Front

What is the sum of all colors in the visible light spectrum?

Back

The sum of all colors in the visible light spectrum is white light.

Front

What is a translucent object?

Back

A translucent object allows some light to pass through but scatters it, making objects behind it appear blurry. Examples include frosted glass.

Tags

NGSS.MS-PS4-2

Front

What is an opaque object?

Back

An opaque object does not allow any light to pass through it. Examples include wood and metal.

Tags

NGSS.MS-PS4-2

Front

How does light travel compared to sound?

Back

Light travels in straight lines and does not need a medium (like air or water) to travel through, while sound requires a medium.

Front

What are compression waves?

Back

Compression waves are waves where the particles of the medium move in the same direction as the wave. Sound travels in compression waves.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

What is the wavelength of light?

Back

The wavelength of light is the distance between two consecutive peaks of a light wave. It determines the color of the light.

Tags

NGSS.MS-PS4-1