課本或講義應該都有寫 它叫做“宇宙3K微波背景輻射”
若要從題目判斷 3K的溫度低於題幹中的310K(紅外光)
也就是能量小於紅外光 符合的選項只有微波(並非只有微波而是微波較強)
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課本或講義應該都有寫 它叫做“宇宙3K微波背景輻射”
若要從題目判斷 3K的溫度低於題幹中的310K(紅外光)
也就是能量小於紅外光 符合的選項只有微波(並非只有微波而是微波較強)
Users viewing this question
are also looking at these questions 😉