Question

Which surface is most likely to create an echo?

a room with hard, bumpy walls

a room with hard, flat walls

a room padded with soft, flat cushions

a room covered in soft, wavy curtains

Answer 1

An echo is created when sound waves bounce off a hard surface and return to the listener. Among the options provided, the **room with hard, flat walls** is most likely to create an echo, as flat surfaces reflect sound waves effectively without diffusing them, leading to a clearer return of the sound.