Question

define force. is it necessary for the two bodies to be in direct contact for a force to exist between them? explain with examples.

Answer 1

FORCE : - FORCE IS A PUSH OR PULL.
NO IT'S NOT ALWAYS NECESSARY FOR THE TWO BODIES TO BE DIRECT CONTACT FOR FORCE TO BE EXIST BETWEEN THEM
EX. :-1) MAGNETIC FORCE BETWEEN TWO MAGNETS
2) EARTH ATTRACT THINGS TOWARDS IT WITHOUT TOUCHING THEM (Gravity)

Answer 2

Force is any push or pull upon an object.
and it is not necessary for two body to be in contact to expirience force. example - gravity