Official 26 Lec 3
Question 3 of 6
Why does the professor emphasize the amount of time Hailey's Comet is beyond the orbit of Jupiter?

A.

To account for the comet's composition of ice and dust

B.

To show the effect of Jupiter's gravity on the comet's orbit

C.

To argue that the comet's orbit should not be considered periodic

D.

To explain why the comet is not visible from Earth very often

正确答案:D

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