The attraction between Earth and Sydney is equal to her weight. The reaction to Earth's pull on Sydney is
A)Sydney pushing against Earth's surface.
B)the support of Earth's surface on Sydney.
C)Sydney's pull on Earth.
D)none of the above

Question

Quizplus · Accepted Answer

According to Newton's third law of motion, for every action, there is an equal and opposite reaction. Therefore, the reaction to Earth's pull on Sydney is Sydney's pull on Earth.

The Attraction Between Earth and Sydney Is Equal to Her