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

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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
We can use energy from the sun because ______.

选项

答案B

解析 第二段的第二句指出,“我们能使用太阳能,因为电磁能可以在太空中穿梭”。故选B。
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