Suppose that the Sun started shrinking in size, without losing any mass. What would be the effect of the Sun's change on the orbits of the planets?
A) The orbits would become smaller in size.
B) The orbits would become larger.
C) The orbits would not be affected.
D) The planets would escape.

Question

Quizplus · Accepted Answer

The gravitational force between the Sun and the planets depends on the Sun's mass and the distance between them, not its size. Since the mass remains unchanged, the orbits of the planets would not be affected.

Suppose That the Sun Started Shrinking in Size, Without Losing