2012年Physics Bowl物理碗真题PDF下载
1.Which one of the following lengths is the largest?
(A) one centimeter
(B) one kilometer
(C) one millimeter
(D) one meter
(E) one nanometer
2.A ray of light passes straight downward through the point labeled
2012年Physics Bowl物理碗真题PDF下载
1.Which one of the following lengths is the largest?
(A) one centimeter
(B) one kilometer
(C) one millimeter
(D) one meter
(E) one nanometer
2.A ray of light passes straight downward through the point labeled
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