Question

The bouncing back of a sound wave on hitting a hard surface is known as ______.

विकल्प

• reverberation

• resonance

• echo sounding

• reflection

Answer 1

The bouncing back of a sound wave on hitting a hard surface is known as reflection.

Explanation:

Just like light waves bounce off a mirror, sound waves also bounce back when they strike a hard surface (like a wall or a cliff). This bouncing back of sound energy into the same medium is called the reflection of sound.