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尺度观是高中地理教学中一种重要的观念,对其合理的应用有利于从不同角度认识高中地理知识构架,从而使构建知识体系和解决问题更加准确。本文中笔者结合自身教学经验,探讨尺度观在高中地理教学中的应用和注意事项。一、高中地理涉及的尺度分类一般而言,现行高中地理教材主要涉及的尺度可分为空间尺度和时间尺度。1.空间尺度(1)地图尺度地图尺度是高中地理中工具性较强的一种尺度,指地图尺寸与地表实际大小之间的关系。一般来说,同一图幅,比例尺越大,所示区域范围越小,
Scale concept is an important concept in high school geography teaching. Its reasonable application is beneficial to understand the geography knowledge structure of senior high school from different perspectives, so that the construction of knowledge system and problem solving are more accurate. In this paper, the author combined his own teaching experience to explore the scale concept in high school geography teaching and precautions. First, the geography involved in the classification of high school In general, the current high school geography textbooks mainly involved in the scale can be divided into spatial scale and time scale. 1. Spatial scale (1) Map scale Map scale is a tool of high school geography a kind of scale, refers to the map size and the actual size of the relationship between the surface. In general, the same map, the larger the scale, the smaller the area shown,