![a) What is an echo?(b) How is an echo different from a reverberation?(c) Describe an activity to demonstrate that sound follows the same laws of reflection as light. a) What is an echo?(b) How is an echo different from a reverberation?(c) Describe an activity to demonstrate that sound follows the same laws of reflection as light.](https://haygot.s3.amazonaws.com/questions/1607662_1774673_ans_5eaa0170091846059204af964d9e71e5.jpg)
a) What is an echo?(b) How is an echo different from a reverberation?(c) Describe an activity to demonstrate that sound follows the same laws of reflection as light.
![An echo is heard after 0.8 seconds when a person fires a cracker 125 m from a tower. Calculate the speed of sound. An echo is heard after 0.8 seconds when a person fires a cracker 125 m from a tower. Calculate the speed of sound.](https://stickmanphysics.com/wp-content/uploads/2020/03/Sound-Echo.gif)
An echo is heard after 0.8 seconds when a person fires a cracker 125 m from a tower. Calculate the speed of sound.
![Short Stories | Moral Stories | Life Is An Echo | Short stories in English | #writtentreasures - YouTube Short Stories | Moral Stories | Life Is An Echo | Short stories in English | #writtentreasures - YouTube](https://i.ytimg.com/vi/CSRaY-yLIbo/maxresdefault.jpg)
Short Stories | Moral Stories | Life Is An Echo | Short stories in English | #writtentreasures - YouTube
![What is an Echo? How to prevent it? What Causes Echoes at Home? - False Ceiling Manufacturer Company What is an Echo? How to prevent it? What Causes Echoes at Home? - False Ceiling Manufacturer Company](https://cdn-cdokm.nitrocdn.com/dhkIZvVYheAZpjiDCSeXvOelebcslrtM/assets/static/optimized/rev-dfc855c/wp-content/uploads/strikingr/images/6801_GetPaidStock.com-61fa26ee11c12-628x250.jpg)