When a sound wave first enters the auricle, which part of the ear does it travel through on its way to the eardrum?
auditory nerve
cochlea
hammer
ear canal

Ear canal

Explanation:

The ear is the organ which helps in the hearing the sound that is produced by the objects or organisms.

The sound waves enters the ear by the outer ear. then the sound waves or The vibrations are transferred to the down to the eardrums by the auditory canal.

The sound waves strike the eardrum and it vibrates. The vibrations from there is carried by the 3 small bones in the middle ear. The vibrations here are amplified and sent to the inner ear so that it can be hear.

The sound waves are in the form of electrical impulse when it reaches the inner ear.