Weight of a body is less in the mines. Why?
The weight of a body is less in the mines because when we move deeper the earth gravity decreases but our mass is always constant.
What is gravity? Write down its SI unit. Write down any three effects of gravity.
The force of attraction of any heavenly bodies by which any bodies on its surface is attracted towards its center is called gravity. Its SI unit is Newton (N).
Any three effects of gravity are: