Question

please give me right answer pls​

Answer 1

Explanation:

Isaac Newton put forward the law in 1687 and used it to explain the observed motions of the planets and their moons, which had been reduced to mathematical form by Johannes Kepler early in the 17th century.

Answer 2

Universal law of gravitation states that each object in the universe attracts every other object with an attractive force directly proportional to the masses of body and inversely proportional to the distance square of body from center.

G= GRAVITATIONL.UNIVERSAL.CONSTANT, WHEN YOU REMOVE PROPORTIONAL SIGN YOU GOTTA ADD A CONSTANT ITS CALLED GRAVTATIONAL CONSTANT

SI UNIT- NN2/KK2