On which day, a hot day or a cold day, an echo is heard sooner? Give reason for your answer.

 An echo is heard sooner on a hot day because the speed of sound in air increases with temperature. So the speed of sound in air is more on a hot day, and an echo is heard sooner.

Tutorialspoint

Simply Easy Learning

Updated on: 10-Oct-2022

184 Views

Kickstart Your Career

Get certified by completing the course

Get Started