ALL ABOUT THE EAR

NERVOUS SYSTEM

HOW dOES THE EAR WORK?

EAR BALANCE

• The ear helps keep our balance
• If no ear:
• Dizziness, Feels like falling, stagger when walk, lightheaded, blurred vision and confusion.
• World book online

DIFFERENT SOUNDS

• Larynx human voice
• Animals have vocal cords
• Instruments vibrate through air
• Crickets scraps parts of wings
• Vehicles engine vibrates
• Notices are annoying and distracting sounds
• World Book Online

SOUND BEHAVING

• Speed of sound behaves depending on the medium’s density
• Liquids and sound are denser than air
• World Book Online

PARTS OF eAR

• Outer ear includes the auricle, external auditory, and eardrum
• Middle ear includes three bones that connect to the inner ear.
• Inner ear includes cochlea, vestibule, and semicircular canals behind vestibule
• Human body book

HEARING TOGHETHER

• Connected to eye if a person has poor hearing in inner ear then you will have poor eyesight
• Extended into skull
• Waves enter external auditory canal of outer ear, strike eardrum
• Travel to inner ear where it will be translated into electrical impulses by cochlea send nerves to brain
• World Book Online

I chose this topic because I studied the eye before and now I would like to study the ear.
It is also because my Grandma has a bit of hearing problems I would like to know what is wrong with her ear.

The ear is a precious part that God gave you use it wisely, be healthy and bright along with your ear
-Isaac W. 6C

THE END