Question

the small wobble in the orbit of Neptune helped astronomers discover Pluto. this suggests that this wobble was MOST LIKELY caused by A) fusion B) gravity C) friction D) magnetic attraction

Answer 1

The small wobble in the orbit of Neptune helped astronomers discover Pluto. This suggests that this wobble was MOST LIKELY caused by

A) fusion. x

B) gravity. correct

C) friction. x

D) magnetic attraction. x

From the usa testprep website

Answer 2

Most likely gravity, because the gravity would pull it off course or wobble.