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Improve the Presentation of Mechanical Waves.
Author(s): 
Pages: 28
Year: Issue:  3
Journal: Experiment and Equipment for Primary School

Abstract:  机械波是高中物理教学中的一个难点,它需要学生想象多个质点同时又不同步的运动和在空间的传播,对学生的理解力和空间想象力有较高的要求.因此,在讲授"机械波的形成和传播"这一节时,每位物理教师都会精心设计一些形象的演示实验以加强学生对波的深入理解.本文中对常用的演示实验进行了改进,从而使实验效果更明显,学生更容易理解.
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