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By noticing that Uranus's orbit is perturbed and by using the law of gravitation, two astronomers independently discovered? And explain why.

A. Exceptions to the law of Gravitation
B. The law of gravitation fails at large distances
C. Pluto
D. Uranus has several Moons

1 Answer

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I think it’s D. Uranus has several moons
User Grahesh Parkar
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