Ears

We use our ears to

• hear

• smell

• taste

• feel

I can listen to

• voices

• a desk

• a wall

• floor

How may parts does the ear have?

• 1

• 2

• 3

• 4

Ear wax has an important job. What is it?

• to help you hear

• to make candles

• to hear louder

• it stops germs

What does the ear drum do as it receives sound?

• it starts to vibrate

• it does nothing

• it bursts

The cochlea is filled with fluid. The fluid move tiny hairs. What happens next?

• sound stops here

• messages are sent to the brain

Tags

NGSS.MS-LS1-8

A loud sound is made by

• a lot of vibrations

• little vibrations

A quiet sound is

• a bee buzzing

• a dog barking

• a baby crying

• a rock concert

A loud sound is

• excited children shouting

• a page in a book turning

• a cotton ball falling on the floor

• whispering

Sound can also be

• high pitched

• low pitched

• both