ear drum
Ear canal
External (outer) ear.
The pinna of the ear collects sound waves. This is the part you see on the side of the head.
gathers sound waves.
That part is called as ear lobe or the pinna of the ear.
Cochlea is the part of inner ear, which detects sound waves.
The eardrum
inner
to funnel or pass sound waves through the ear to the middle ear
No part of the ear actually amplifies sound, but the middle ear changes the nature of the waves from high amplitude to low amplitude but stronger waves to make the transition from air to liquid.
The auricle or pinna of the outer ear acts like a horn to capture the sound waves which are then tunneled into the auditory canal and strike the tympanic membrane (eardrum).