由早餐争论引发的对“基本营养物质”的教学思考

Teaching Reflection on Basic Nutrient Substance Caused by Breakfast Debate

由早餐建议引发的争论反思基本营养物质在高中必修阶段的教学。从课标要求和科学史、能力培养和学习阶段特点等角度,分析了教学价值,设计了突出培养“化学指导生活”意识的高中必修阶段基本营养物质的教学。以“早餐吃点什么”为主题,围绕典型物质,引导学生从物质的作用和人体的需求两方面、多角度地建立、完善和巩固评价早餐的思路,挖掘了学科知识的思维培养价值和育人功能。

Breakfast debate online about Dr.Zhang’s suggestions caused reflection on how to teach basic nutrient substance in Grade 10 chemistry class.The value of this section is analyzed from perspectives of the curriculum standard,history of science,key competencies-oriented teaching and learning stages.A teaching process of basic nutrient substance in Grade 10 is designed with the aim of creating awareness that chemistry guides life.With“what to eat at breakfast”as an issue,students study key knowledge and establish perspectives on the issue at the same time.These perspectives would be refined through classroom activities.Learning basic nutrient substance has important educating function.Also,analyzing problems and argument from the view of chemistry are highlighted in this class.