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八年级上册物理教学课件汽化和液化.docx

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八年级上册物理教学课件汽化和液化

目录

八年级上册物理教学课件汽化和液化(1)......................4

一、课程概述...............................................4

教学目标................................................4

(1)了解汽化现象及特点....................................5

(2)掌握液化现象及特点....................................6

(3)理解汽化与液化之间的关系..............................7

教学重点与难点..........................................8

(1)汽化和液化的定义和特性................................9

(2)汽化和液化现象在生活中的应用实例......................9

二、汽化现象..............................................10

定义及类型.............................................11

(1)汽化定义.............................................12

(2)汽化类型.............................................13

蒸发特点与影响因素.....................................14

(1)蒸发的特点...........................................14

(2)影响蒸发快慢的因素...................................15

沸腾特点与条件.........................................16

(1)沸腾的特点...........................................16

(2)沸腾的条件及沸点概念.................................18

三、液化现象..............................................19

液化定义及方式.........................................19

(1)液化定义.............................................20

(2)液化方式.............................................20

液化现象在生活中的应用实例.............................21

四、汽化与液化的关系......................................22

汽化与液化的相互转化关系...............................23

汽化与液化在生活中的应用联系分析.......................25

八年级上册物理教学课件汽化和液化(2).....................26

一、课程概述..............................................26

1.1课程背景..............................................26

1.2课程目标..............................................27

1.3课程内容结构..........................................28

二、汽化现象..............................................29

2.1汽化的概念............................................30

2.2汽化的类型............................................31

2.3影响汽化的因素........................................32

2.4汽化过程中的能量变化..................................33

三、液化现象..............................................33

3.1液化的概念...........

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