Hearing and Sound

Which wave is the loudest sound?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS4-1

Which wave has the highest pitch

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS4-1

Which wave has the lowest pitch?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS4-1

To help the people at the back of the concert hall hear better, the singer needs to use a sound-amplifying device (device to make sound louder) such as a:

• a telephone

• a microphone

• a telescope

• a microscope

Look at the picture. What is one safe sound to hear?

• fireworks

• dishwasher

• rock concert

• shotgun

Sounds from 100-140 db are dangerous. What may happen if you hear sounds in this range for a long period of time or very close to your ear?

• You may have hearing loss or go deaf.

• Nothing will happen

• You will go blind.

Tags

NGSS.HS-PS4-5

Sound is made by

• molecules

• vibrations

• oxygen

• fruit

Tags

NGSS.MS-PS4-1

Sound is a kind of

• feeling

• taste

• energy

• sight

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

You cannot hear in space.

• True

• False

Bats can hear by using

• echolocation

• their eyes

• their tongues

• nothing