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一、教学目标知道空气污染指数是衡量空气质量的重要指标,了解空气污染指数的确定方法,知道大气污染物的主要种类.了解温室效应原理和主要的温室气体,知道地球表面气温上升的主要原因,知道遏制温室效应加剧的主要措施.掌握燃煤脱硫的化学原理,了解汽车尾气的净化方法和静电除尘原理.通过查阅资料,知道居室内主要的空气污染物,了解居室内空气污染的防治措施.通过有关大气污染知识的学习,增强环境保护意识,培养社会责任感.
I. Teaching objectives Knowing the air pollution index is an important measure of air quality. Understand the method of determining the air pollution index and know the main types of air pollutants. Understand the principle of greenhouse effect and major greenhouse gases. Know the main reasons why the surface temperature of the Earth rises. , Know the main measures to curb the intensification of the greenhouse effect. Grasp the chemical principle of coal-fired desulfurization, understand the purification methods of automobile exhaust gas and electrostatic dust removal principle. Through access to information, know the main air pollutants in the indoor, understand the indoor air pollution prevention measures Through learning about air pollution knowledge, enhance awareness of environmental protection and cultivate social responsibility.