本题目来源于试卷: Physics Unit12: Sound，类别为 通用国际物理
[单选题]
You double your distance from a sound sourm)g2s) dvnq *fce that is r v6 :iob-o9jvjadiating equally in all directions. What o -:bj6i9vojv happens to the intensity of the sound? It reduces to
A. one-half its original value.
B. one-fourth its original value.
C. one-sixteenth its original value.
D. none of the above
参考答案: B
本题详细解析:
暂无
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