In what kind of path would the planets move if no force acted on them? A) Larger elliptical orbits. B) Parabolas, like a thrown rock. C) Straight line with an acceleration of 10 m/sec². D) Straight line with no acceleration. E) They would continue in their present orbits, since they already have no force on them.

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Quizplus · Accepted Answer

If no force acted on the planets, they would move in a straight line with no acceleration, according to Newton's first law of motion, which states that an object in motion will remain in motion in a straight line unless acted upon by an external force.

In What Kind of Path Would the Planets Move If