sir+isaac+newton

sir isaac newton was born in england in 1642 and died in 1727. sir isaac newton was a english mathematician and natural philosoper, he was one of the greatest sciencest that ever lived. sir isaac newton was knighted from isaac newton to Sir Isaac Newton in 1705.

principia is devoted to dynamics and Newtons 3 laws of motion; the 2 part to principia is fluid motion; the third part to principia is the system of the world's gravitation abd the explanation of the kepler's laws of planetary motion.

the principle of the universal gravitation provided an explanation both of falling bodies on earth.