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一、教学目标1.了解什么是能源。知道哪些属于可再生能源,哪些属于不可再生能源。2.知道能源与人类生存和社会发展密切相关,知道人类发现、开发、利用能源的历史就是其认识自然、理解自然的历史,并能通过具体的事例进行说明。3.了解能源的利用和开发在推动社会进步的同时,带来了能源危机,也造成了环境的污染和生态的破坏,学会辩证地思考问题、学会关注自然、关注社会。二、教学重难点重点:1.知道可再生能源和不可再生能源的区别
First, the teaching objectives 1. To understand what is energy. Know what belongs to renewable energy sources, which are non-renewable energy sources. 2. Knowing that energy is closely linked with human survival and social development, knowing the history of human discovery, development and utilization of energy is its history of understanding nature and understanding nature, and can be illustrated through concrete examples. 3. Understand the utilization and development of energy While promoting social progress, it has brought about the energy crisis, as well as environmental pollution and ecological damage. It has learned to think dialectically about issues and learn to pay attention to nature and society. Second, teaching heavy and difficult Points: 1. Know the difference between renewable energy and non-renewable energy