下列说法不正确的有( )
A:由波尔理论可知,氢原子的核外电子从较高轨道跃迁到较低轨道时,要辐射一定频率的光子,同时电子动能减小,电势能增大
B:α粒子散射试验中少数α粒子发生了较大偏转,这是卢瑟福猜想原子核式结构模型的主要依据之一
C:普朗克把能量子引入物理学,正确地破除了“能量连续变化”的传统观念
D:在光电效应实验中,用同种频率的光照射不同的金属表面,从金属表面逸出的光电子的最大初动能越大,则这种金属的逸出功越小
Today is Monday. It is sunny today. There is a sports meeting in our school. There are many students and players on the playground. Some basketball players are playing over there, and their classmates are watching. Some girls are running. There is a big tree on the playground. Some boys are jumping under the tree.