Stein Chapter 9 Ears and Hearing

Vibrations in the air are called?

• Heat waves

• Sound waves

• Light waves

• Radio waves

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Your ears are made up of how many parts?

• 1

• 3

• 2

• 4

What is the outer ear made out of?

• Bone and muscle

• Skin and bone

• cartilage and fat.

• Hair and skin

To catch sounds and guide them into the middle ear is the main job of the?

• cochlea

• knee

• inner ear

• outer ear

What is the tube that lets sound enter your skull?

• The ear drum.

• The knee.

• The ear canal.

• The wrist.

What helps to protect the ear?

• the ear canal

• ear wax

• muscles

• the eardrum

The middle ear is made up of three small bones. What are they?

• hammer, anvil, stirrup

• malleus, incus, stapes

• clavicle, scapula, humerus

• radius, ulna, femur

What bone in the ear is the smallest bone in the body?

• Femur

• stirrup

• Mandible

• Clavicle

What is shaped like a snail's shell?

• the cochlea

• The hippocampus

• The amygdala

• The cerebellum

Messages to the brain are sent through the?

• stirrup

• cochlea

• auditory nerve

• the anvil