Author Question: The gravitational force that the Earth exerts on the Moon is equal and opposite to that which the ... (Read 140 times)

mia · **on:** Jul 27, 2018

The gravitational force that the Earth exerts on the Moon is equal and opposite to that which the Moon exerts on the Earth. Therefore, according to Newton's second law of motion,

A) the Moon and the Earth both have equal accelerations, because the forces are equal.
B) the Moon has a larger acceleration than the Earth, because it has a smaller mass.
C) the Earth has a larger acceleration than the Moon, because it has a larger mass.

Question 2

Rank the following 4 items by how long it takes for light to reach us from these objects, from shortest to longest.

A) Pluto, Sun, the Andromeda Galaxy, center of the Milky Way
B) Sun, Pluto, center of the Milky Way, the Andromeda Galaxy
C) the Andromeda Galaxy, the center of the Milky Way, Pluto, Sun
D) Pluto, Sun, center of Milky Way, the Andromeda Galaxy
E) Sun, Pluto, the Andromeda Galaxy, center of the Milky Way