stacked vertically. placed side by side. moved 0.5 meter apart. moved 1.5 meters apart.
I gave my students this multiple choice question: Two objects are at rest and are 1.0 meter apart. To reduce the gravitational pull between the two objects, they should be

Only one answer is correct among these 4 choices:
- stacked vertically.
- placed side by side.
- moved 0.5 meter apart.
- moved 1.5 meters apart.

Could you tell me which one is correct?

moved 1.5 meters apart.