Sound Energy - How Sound Travels Class Activity

What do sound waves need to travel through?

• Only water

• Only air

• A solid, liquid, or gas

• A vacuum

Tags

NGSS.MS-PS4-2

Which medium does sound travel fastest through?

• Vacuum

• Gas

• Liquid

• Solid

Tags

NGSS.MS-PS4-2

What is an echo?

• A type of sound wave

• A sound that cannot be heard

• A sound that travels through space

• A reflection of sound with a delay

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Which of the following animals can hear ultrasound?

• Elephants

• Rabbits

• Cats

• Humans

Tags

NGSS.MS-LS1-8

How much faster does sound travel in water compared to air?

• Four times faster

• Five times faster

• Three times faster

• Twice as fast

Tags

NGSS.MS-PS4-2

What happens to sound in a vacuum?

• It becomes louder

• It travels normally

• It cannot travel

• It travels faster

Which of the following is NOT a medium through which sound can travel?

• Gas

• Solid

• Space

• Liquid

Tags

NGSS.MS-PS4-2

What is the primary reason sound cannot travel through space?

• There are no atoms or molecules to vibrate

• Sound is too weak

• There are no sound waves

• Space is too cold

Why do sound waves travel slower in gases than in solids?

• Molecules in gases have large spaces between them

• Solids are heavier

• Gases are lighter

• Molecules in solids are more tightly packed

Which correctly represents the speed at which sound waves move through the states of matter? (fastest-slowest)

• solid - gas - liquid

• liquid - gas - solid

• sound - liquid - gas

• gas - liquid - solid

Tags

NGSS.MS-PS4-2