A 1 newton apple hangs from a tree branch. The force by the apple on Earth
A) cannot be determined from the given information, because the mass of the earth needs to be given.
B) is 1 newton downward.
C) is zero.
D) is 1 newton upward.
E) is much smaller than 1 newton, but not zero.

Question

Quizplus · Accepted Answer

According to Newton's third law of motion, for every action, there is an equal and opposite reaction. The apple exerts a force of 1 newton upward on the Earth.

A 1 Newton Apple Hangs from a Tree Branch