Question

supernova explosion are not heard on the surface of earth due to which of the following characters of sound?
​

Answer 1

Answer:sound cannot travel in vaccum because it needs a medium to travel in

Answer 2

Supernova explosions are not heard on the surface of the earth due to the property of sound that it requires a medium to travel. Without a medium, sound just cannot travel and is restricted.

Due to this important reason, the immense sound of supernova cannot be heard on the earth due to absence of medium present.