光譜

Taiwan,rap

June 17th, 2024suno

歌词

科學家已經了解光源與光譜的關係,所以藉由觀測遙遠天體的光譜,可以獲得其訊息。下列有關光譜的敘述,哪些正確?[103學測] (A)白熾燈泡發出的光譜為連續光譜? 說的沒錯 (B)如果在白熾燈泡四周有一團低溫的氣體,氣體會吸收能量而產生發光的明線? 吸收叫暗線光譜 (C)只有少數幾種原子才可能有發射光譜或吸收光譜? 明明每一種都會 (D)太陽的可見光光譜為發射光譜? 應該叫連續光譜或吸收光譜 (E)如果氣體中的電子吸收了能量之後,電子躍遷至高能量狀態,當電子跳回低能量狀態,便會發出特定波長的明線,稱為發射光譜 ? 完全正確

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