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化学是一门基础的自然科学,它同农业、能源、材料、资源开发、国防建设以及环境保护等方面有着密切的关系,它对我国可持续的科学发展有着重要的作用。初中化学教学是化学教育的启蒙阶段,新的化学课程倡导从学生和社会发展的需要出发,发挥学科自身的优势,将科学探究作为课程改革的突破口。它要求学生要做课堂的主人,要在老师的引导下发挥自己的主观能动性,调动自己的各种感觉器官,通过动手、动眼、动嘴、动脑,主动地去获取
Chemistry is a basic natural science. It is closely related to agriculture, energy, materials, resource development, national defense construction and environmental protection. It plays an important role in China’s sustainable scientific development. Chemistry teaching in junior middle school is the enlightenment phase of chemistry education. The new chemistry curriculum advocates starting from the needs of students and social development, giving full play to its own advantages and taking scientific inquiry as the breakthrough point of curriculum reform. It requires students to be the masters of the classroom, to play their subjective initiative under the guidance of the teacher, and to mobilize all kinds of sensory organs of their own. Through the hands, eyes, mouth, brain, and initiative to obtain