本题目来源于试卷: gc physics textbook chapter 5 problems，类别为 通用国际物理
[问答题]
The Earth moves faster in its orbit around the Sun ii 1*o4 vqr-7 q79ffyitxn gq8pn J8hcu6hf :,57or zw qwianuary than in July. Is the Earth closer i8: c6rq5uhf7howwz ,to the Sun in January, or in July? Explain. [Note: This is not much of a factor in producing the seasons — the main factor is the tilt of the Earth’s axis relative to the plane of its orbit.]
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