What is light energy?

The discovery of fire changed how people lived.

• True

• False

Which objects produce their own light?

• Sun

• Flowers

• Stars

• Fire

Electrical energy can change into light energy.

• True

• False

What do power plants use to make electrical energy? Choose all correct answers.

• coal

• gas

• wind

• wood

Light energy travels from its source in ______.

• waves

• straight lines

Tags

NGSS.MS-PS4-1

White light, such as light from a lamp, is only white.

• True

• False

White light, such as light from a lamp or sun, is a blend of several colors.

• True

• False

Which colors make up the visible light spectrum?

• red and orange

• Red,orange, yellow

• Red, orange, yellow, green

• Red, orange yellow, green, blue, violet

Light waves ______ when they enter a raindrop or prism.

• stop

• break up

• bend

Tags

NGSS.MS-PS4-2

Which objects cause light waves to bend? Choose all that are correct.

• bubbles

• oil

• prisms

• raindrops

Tags

NGSS.MS-PS4-2