The ________ of a sound provides information about the nature of ...

[imanialler]

The ________ of a sound provides information about the nature of the particular sound, such as whether the sound comes from a piano or a harpsichord.
 
  Fill in the blank with the appropriate word.

Question 2

The hair-like appendages that extend from the ends of the auditory receptors are known as ________.
 
  Fill in the blank with the appropriate word.

[bookworm410]

Answer to Question 1

Answer: timbre

Answer to Question 2

Answer: cilia