O-LevelPhysicsForces5054/11 · Oct/Nov 2013 · Q61 Mark
A spacecraft travels from the Earth to the Moon. At a certain point in the journey, it has zero weight. Why is the weight zero at this point?
AThe gravitational fields of the Earth and the Moon cancel each other.
BThe spacecraft leaves the Earth's gravitational field.
CThe spacecraft stops moving.
DThere is no air resistance on the spacecraft.
✓ Correct answer
A: The gravitational fields of the Earth and the Moon cancel each other.
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