Question

How did Newton discover the universal law of gravitation

Answer 1

hey mate here is your answer...
Newton discover the universal law of gravitation by sawing an apple falled from tree...
where he founded that Apple and Earth both attracts each other but due to large in shape..
acceleration inversely proportional to it's mass there acceleration is Earth is negligible......
hope it will help you my dear friend....##@@$$

Answer 2

Kepler's laws led Newton to formulate his theory of Universal Gravity. According to this theory, every object in the universe attracts every object with a definite force..