The part of the ear that can be seen is also called

Pinna

The pinna is the main obvious piece of the ear (the auricle) with its exceptional helical shape. It is the initial segment of the ear that responds with sound. The capacity of the pinna is to go about as a sort of channel which helps with coordinating the sound further into the ear. is the main obvious piece of the ear (the auricle) with its exceptional helical shape. It is the initial segment of the ear that responds with sound. The capacity of the pinna is to go about as a sort of channel which helps with coordinating the sound further into the ear.

the answer is 100% density i've answered this question before and done the quiz myself.