Which of the following is a natural source of light?

• Flashlight

• Lamp

• Fire

• Light bulb

Tags

NGSS.MS-LS1-6

Which of the following is an artificial source of light?

• Sun

• Candle

• Firefly

• Lamp

What is light?

• A form of sound that travels in waves

• A type of energy that travels in waves

• A natural source that can only come from the sun

• A chemical reaction that produces heat only

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which of the following is NOT a natural source of light?

• The sun

• Fire

• A light bulb

• All of the above are natural sources of light

How does light travel?

• Through a medium only

• In patterns called sound waves

• Through empty space that contains no matter at all

• In a zigzag motion

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

How long does the sunlight we see take to travel from the sun to Earth?

• About 4 years

• About 8 minutes

• Over long distances without time

• Instantaneously

What happens when light hits an object?

• It is only absorbed

• It is either reflected, absorbed, or refracted (bent)

• It stops existing

• It turns into sound

Tags

NGSS.MS-PS4-2