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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,哪些属于非再生能源。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,也造成了对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:
First, the teaching objectives 1. To understand what is energy. Know what belongs to renewable energy and what belongs to non-renewable energy. 2. Knowing that energy is closely related to human survival and social development, knowing the history of human discovery, development and utilization of energy is the history of understanding nature and understanding of nature and can be illustrated through concrete examples. 3. Understand that the utilization and development of energy have brought about the energy crisis while promoting the social progress. They also cause environmental pollution and ecological damage, learn to think dialectically about problems, learn to pay attention to nature, and pay attention to the society. Second, teaching heavy, difficult points: