地理老师在黑板上绘制教学地图时，铁路用白色，公路用红色，河流用蓝色，学生便可清晰地将它们区别开来。该教学所体现的心理效应是感觉()。
- A.后象
- B.对比
- C.适应
- D.相互作用
正确答案及解析
正确答案
解析
对比效应也称“感觉对比”，是指同一刺激因背景不同而产生的感觉差异的现象。不同颜色之间的对比度比较高，更容易区分。
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