2. 外语
  3. A. electromagnetic energy B. electromagnetic energy travels through space C. came from the sun D. when a change in t

A. electromagnetic energy B. electromagnetic energy travels through space C. came from the sun D. when a change in t

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问题     A. electromagnetic energy
    B. electromagnetic energy travels through space
    C. came from the sun
    D. when a change in the nucleus of an atom takes place
    E. when the sunrays are fierce
    F. chemical energy is generated
Visible light that produce warmth is an example of ______.
选项
答案A
解析 第一段的最后一句指出，“可见光和其它能产生热量和造成晒伤的能量都是电磁能的例子”。A项中的“electromagnetic energy(电磁能)”与原句意思相符，故选A。
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