The gravitational force between two objects is 2000 N. The mass of each object is reduced to one-third of its original mass. How must the distance between the objects change to keep the gravitational force between them 2000 N?
Answer
A
The distance must be nine times greater.
B
The distance must be three times greater.
C
The distance must be one-third the original distance.
D
The distance must be one-ninth the original distance.