• Brainly User
Take a Metal spoon and a 30 inches of kite string (40 inches for an adult)
-Tie the handle of the spoon at the midpoint of the string.
-Wrap the ends of the string around your index fingers (pointer fingers)
-Place your fingers in your ears.
-Lean over so that spoon hangs freely and swing the spoon so it taps against a door.
-Hit the door again, this time harder.
                              and you can hear it as a bell.
There are many ways to prove it and this is one of those ways.
3 3 3
now lets chat
Thnx very much but can you tell by explanation please
I'll give u a suggestion..Just search for the information regarding this in this website by typing in the search bar given above..There are few explanations regarding this given by others in the past..They may help you..!! Check out..!