Question

(5) examples of how sound is useful to us.

Answer 1

Answer:

A ringing telephone, a honking horn, and the sound of a friend's voice are all reminders of how important sound is. But sound has uses that go beyond communication. For example, some animals and people use reflected ultrasound waves to detect objects.

Answer 2

Answer:

sound is useful to us in following ways

1. it helps us in hearing
2. it helps us in medical facilities like ultrasound
3. it helps us in warning like horn etc