Question

read the passage. one of the brains most complex tasks is processing sounds. noise enters our ears in a range of forms, from whispers to screams, and from soothing tunes to honking car horns. inside the ear, tiny hair cells play a crucial role in converting these acoustic signals into electrical impulses that our brains can understand within a fraction of a second. scientists have researched the effect of brain disease and brain injuries on the ability to process sounds. these studies have concluded that the ability to process sounds is a good indicator of overall brain health. what is the meaning of acoustic as used in the passage? dealing with musical notes demonstrating intelligence associated with automobiles relating to the sense of hearing

Explanation:

The passage discusses how the ear processes sounds and how tiny hair - cells convert sound signals into electrical impulses. The context shows that "acoustic" relates to sound and the auditory system. Sound is related to the sense of hearing.

Answer:

relating to the sense of hearing