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 anke/x1 a7)i9x n 5iuwixoqz 5(ir inco0kl 1/ nvw(y44vj itlreases, what happens to the velocity of sound? iw (1jn4 t4/ylov 0vkl (Assume that all other factors remain 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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