Light, heat, sound, and electricity are forms of _______.

• matter

• gravity

• energy

• force

Tags

NGSS.MS-PS3-4

NGSS.MS-PS4-1

All of the following are sources of light except _____.

• the sun
• a light bulb
• fire
• the moon

Tags

NGSS.4-PS4-2

Light energy helps us ______________.

• see and appreciate the things around us.

• listen to soft and loud noises.

• keep warm on a cold and rainy day.

• power up our homes and appliances.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Our main source of light energy is the _____.

• light bulbs

• fire

• moon

• sun

Tags

NGSS.MS-ESS1-1

The opposite of light is _____.

• white

• darkness

• bright

• massive

The sun, firefly and jellyfish are _____ sources of light.

• natural

• artificial

• man-made

• non-luminous

Flashlight, candle, and flame are _____ sources of light.

• natural

• artificial

• God-made

• luminous

The sun is our main source of _____ and _____ energies on earth.

• light, sound

• heat, sound

• light, heat

• heat, electricity

Tags

NGSS.MS-LS1-6

Which shows an example of heat energy in use?

• when food cooks

• when you hear the weather forecast

• when you read with a flashlight

• when you light a candle

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Heat energy is the transfer of energy from a _____ object to a _____ object.

• colder, warmer

• warmer, colder

• thicker, thinner

• thinner, thicker

Tags

NGSS.MS-PS1-4