問題詳情

60. Which of the following does not contribute to the creation of auroras?
(A) The magnetic force of the poles.
(B) The solar wind.
(C) The collision of particles with gases in the atmosphere.
(D) Ions traveling quickly towards the sun.

參考答案

答案:[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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