Question

10 everyday example where echoes are used

Answer 1

Hey mate,

◆ Echo-
Echo is a reflection of sound that arrives at the listener with a delay after the direct sound.

◆ Uses of echoes -
1. SONAR - SOund Navigation And Ranging
2. Detection of gases in mines
3. Searching for fishes using echo
4. Tracking of target military submarines
5. Sea depth mapping

Hope it helps.
Keep asking...