Question

What makes the music sound pleasant and car horns in a traffic jam unpleasant?

Answer 1

Answer:

this is right answer

Explanation:

Pleasant sound can be defined as the sound which is feel happy . the examples of pleasant sound can be. sound of a river flowing , water fall sound , sound of birds like cuckoo etc. Unpleasant sound. Unpleasant sound can be defined as the sound which irritate us and can cause hadeche.

Answer 2

Answer:

http://quiznext.in/study-material/learning_material/CBSE-8-Physics/Sound/noise-and-music/

CBSE 8 Physics | Sound | Noise and Music – Study Material