1687:This English scientist explains the basis for the Moon's tidal effect on the Earth
[DOC] [TLE] Newton, Sir Isaac [PAR] Newton, Sir Isaac (1642-1727), English physicist, mathematician, and natural ... 
gravitation and motionlaws that explain how objects move on Earth as well as 
... 1687) and Opticks (1704), are considered among the greatest scientific works 
... to determine what type of force could hold the Moon in its path around Earth.