光现象(二) 中考复习导学案(Phenomenon of light (two) reviewing and guiding learning in middle school entrance examination).doc

光现象(二) 中考复习导学案(Phenomenon of light (two) reviewing and guiding learning in middle school entrance examination).doc

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光现象(二) 中考复习导学案(Phenomenon of light (two) reviewing and guiding learning in middle school entrance examination)

光现象(二) 中考复习导学案(Phenomenon of light (two) reviewing and guiding learning in middle school entrance examination) This article is contributed by xztbz DOC documents may experience poor browsing on the WAP side. It is recommended that you first select TXT, or download the source file to the local view. Physics Group grade nine in Gaoyou Sichuan Qinghai Junior Middle School Third light phenomenon (third light phenomena (two) Examination review, guided examination review, guided learning case Class name] [date] learning objectives Learning Objectives 1, understanding of light reflection law, the law of reflection light can be used to solve some simple problems; 2, know the imaging characteristics of plane mirror, plane mirror imaging principle understanding; 3, will explore the light reflection and plane mirror imaging characteristics. [key and difficult] [key and difficult] 1, the law of light reflection and application; 2, plane mirror imaging characteristics of the exploration and application. Preview] [preview], a reflection of light, 1 light to the surface of the object, there is a part of light will be reflected back surface, this phenomenon is called the law of reflection of light reflection: 2, 3, in the light of the light is reflected as follows: the type 4, two, the 1 plane mirror, plane mirror imaging. Secondly. (3) mobile glass pieces B, but no matter how mobile can make it into pieces and A in the glass plate as a coincidence, the most likely reason is; (4) the use of the scale, in order to compare relations and material; (5) selected two completely the same is like chess in order to compare the relationship with the matter; (6) remove the pieces B, with white paper as a screen placed in this position, direct observation of white paper, white paper (can / cannot) received pieces like A, the plane mirror and the image is like; (7) will be gradually away from the pawn glass plate, like the size of pieces (larger / smaller / unchanged); (8) on the same side of t

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