本题目来源于试卷: Uncertainty Principle，类别为 美国物理杯赛(Physics Bowl)
[单选题]
04.26: Heisenberg's work implto0u6m eb mi; 4as22iyies that**mci1 qw4+ti 1xxd0c dh 2ahr,0yorq physical predictions can never be exact be0m*cc 0yw qr2h+ a,*o41hixrddqi1 xt cause
A. scientific instruments always have constructional defects.
B. human senses are not sharp enough.
C. the act of observation modifies the position or motion of the objects being observed.
D. physical laws are never exactly known.
E. nothing is exact.
参考答案: C
本题详细解析:
暂无
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