有利于学生认识发展过程的实现美国著名教育学家布鲁姆将教育目标中的认识领域分为：知识、理解、应用、分析、综合、评价六个层次。地理教学采用电化教学手段有利于实现上述六个层次的教学目标。电化教学的过程主要是教师根据教材内容，选用合适的电教媒体（如电影、电视... Facilitating the realization of students’ understanding of the development process Broome, a famous American educationist, divides the cognitive areas in the educational goals into six levels: knowledge, understanding, application, analysis, synthesis, and evaluation. The use of electronic teaching methods in geography teaching is conducive to achieving the above six levels of teaching goals. The process of audio-visual teaching is mainly based on the content of teaching materials, teachers use appropriate audio-visual education media (such as movies, television...