A boy is standing next to a radio. As he moves away from the radio, which would MOST LIKELY occur?

an increase in sound amplItude, with respect to the observer

a decrease in the frequency of sound wave particles .

an increase in the frequency of sound wave particle

a decrease in sound amplitude, with respect to the observer

Verified Answer :

I think it's a decrease in the frequency of sound wave particles.

Answer:

a decrease in the frequency of sound wave particles

Explanation:

The sound waves will be hitting his ears less frequently and the sound will become queiter as he moves away from the radio.

Thus, this is the correct answer.