本题目来源于试卷: Physics Unit12: Sound，类别为 国际高中通用物理
[单选题]
As the temperature of the;aruw(z 3 jg17q wsizqi2e -m82a5jzm aa6;beotm6q wh0wnt +* ir increases, what happens to the velocity of sound? (Assume that all other factors ra6;newb om+t *6th0q wemain constant.)
A. It increases.
B. It decreases.
C. It does not change.
D. It increases when atmospheric pressure is high and decreases when the pressure is low.
参考答案: A
本题详细解析:
暂无
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