The Ear

What part is #1?

• Pinna

• Ear Canal

• Ear Drum

• Oval Window

External ear consists of

• Pinna, auditory canal and ear drum

• Eustachian tube and oval window

• Vestibule, semicircular canals and cochlea

• Malleus, incus and stapes

What happens to the eardrum when sound hits, causing transmission of sound to the inner ear?

• it opens

• it grows hair

• it refracts the sound

• it vibrates

Tags

NGSS.MS-PS4-2

which part of the ear is sound changed into electrical signals which are then sent to the brain?

• outer ear

• middle ear

• hammer

• inner ear

The ear functions for ___________.

• balance

• hearing

• both balance and hearing

The smallest bone in the human's body

• Knee

• Elbow

• Ear bone

• Neck boness

Where is the Cochlea located

• The Inner Ear

• The Middle Ear

• The Outer Ear

If you want to change the pitch of a sound, you have to change the ___

• frequency
• amplitude
• speed
• volume

What is a pitch?

• highness or lowness of a sound
• the intensity of a vibration
• the amplitude of the sound wave
• volume of sound

The number of wavelengths that pass a point each second

• frequency
• wavelength
• pitch
• amplitude