According to Newton's law of gravity, why does Earth orbit the Sun?
A) The Sun exerts a gravitational force on Earth across empty space.
B) Earth and the Sun are continually exchanging photons of light in a way that holds Earth in orbit.
C) Matter contains quarks, and Earth and the Sun attract each other with the "color force" between their quarks.
D) Space around the Sun is curved.

Question

Quizplus · Accepted Answer

The Sun exerts a gravitational force on Earth across empty space, which is the fundamental reason Earth orbits the Sun according to Newton's law of gravity. Newton's law describes gravity as a force of attraction that acts at a distance between two masses.

According to Newton's Law of Gravity, Why Does Earth Orbit