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Classical Mechanics

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Moderate

Perfection

CLMECH-RUASXR

Is it theoretically possible for an asteroid or planet to orbit the sun in a perfect circle?

A

Only if the asteroid or planet is a perfect sphere.

B

No, because the sun not a perfect sphere.

C

No, Kepler's first law states that all orbits are ellipses, not circles.

D

Yes, Kepler's first law allows a perfectly circular orbit.