Newton hypothesized that the forces acting on planets was
A)along their directions of travel.
B)perpendicular to their directions of travel.
C)toward the Sun.
D)none of the above

Question

Quizplus · Accepted Answer

Newton hypothesized that the force acting on the planets was gravitational, which means it would be directed toward the mass exerting the force, in this case, the Sun. This is a central concept in his law of universal gravitation.

Newton Hypothesized That the Forces Acting on Planets Was