Answer:
The answer is that the actual shape of the planetary orbit around the sun is elliptical.
Explanation:
The actual shape of the orbit of a planet around the sun is elliptical.
The assumption made by the Newton regarding the shape of an orbit of a planet around the sun was that the orbit of a planet around the sun is 'circular'.
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Answer:
Object A
Explanation:
The less mass an object has, the less force is needed to move it, so the object with less mass will speed up more with the same force applied to it.