When an apple fell on Newton’s head, he formulated the law of gravity. According to this law, every object is attracted towards the centre of the earth with a force called the gravitational force.
But if Newton were to see this ring suspended in mid-air without any support, one wonders what he would have done.
The things you need:
A ring Cotton thread Matchbox Salt Step 1: Soak the thread in salt water for sometime....
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