Light and Sound

Your eyes detect ______ energy.

• sound

• light

• electrical

Tags

NGSS.MS-PS4-1

How do light and sound waves travel?

• In the same way and at the same speed

• In different ways and at different speeds

• In different ways but at the same speed

Tags

NGSS.MS-PS4-2

Fireworks are an example of which two types of energy?

• A) Light and Heat

• B) Sound and Electricity

• C) Light and Sound

Tags

NGSS.MS-PS1-4

What is light?

• A form of energy that travels in waves

• A solid object

• A type of sound

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

How is light produced from a flash light?

• light energy is changed into chemical energy

• chemical energy is turned into light energy

• electrical energy is changed into light energy

What do you call airless space that light travels where there is no air (as in outer space)?

• chemical energy

• a vacuum

• light energy

How fast does light travel in a vacuum?

• 300,000 kilometers per second

• 150,000 kilometers per second

• 100,000 kilometers per second

How long doe it take sunight to reach Earth?

• 8 minutes

• 1.25 seconds

• 4 years

Tags

NGSS.MS-ESS1-1