本题目来源于试卷: Physics Bowl by Topic 1: Unit, Prefix, Significant Figures, Estimation & History，类别为 美国物理杯赛(Physics Bowl)
[单选题]
16.28: Recent excitement in the physigluc7ti.4ddqo ;vypi -; yq8/cs communitxh 7m5/.yenmjy t1r- ey came from the February, 2016 announcem/ .7mt1mx ryejyn -eh5ent from LIGO that
A. alien life had been discovered on a distant planet.
B. dark matter had been discovered.
C. there was proof of dark energy’s existence.
D. gravitational waves had been detected.
E. objects had been observed to travel faster than the speed of light.
参考答案: D
本题详细解析:
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