《认识时间》PPT课件 (3).ppt

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1、认识时间,认识时间,猜谜语,我有一个好朋友，嘀嗒嘀嗒不停地走，叫我学习和休息，真是我的好帮手。,钟表,6时,600,时针,分针,1,2,3,4,5,7,6,8,11,12,10,9,1,2,3,4,5,7,6,8,11,12,10,9,9时9:00,4时4:00,1,2,3,4,5,7,6,8,11,12,10,9,12,1,2,3,4,5,7,6,8,11,12,10,9,1,2,3,4,5,7,6,8,11,12,10,9,(),(),5,10,15,1,2,3,4,5,7,6,8,11,12,10,9,5,10,25,30,20,15,60,35,40,45,50,55,12,60,5,

2、1,2,3,4,5,7,6,8,11,12,10,9,分针走一个小格是1分,1,2,3,4,5,7,6,8,11,12,10,9,5,分针走一个大格是5分,1,2,3,4,5,7,6,8,11,12,10,9,5,10,15,20,25,30,35,40,45,50,55,60,1,2,3,4,5,7,6,8,11,12,10,9,=,分针走一圈，时针走一个大格。,1时=60分,1,2,3,4,5,7,6,8,11,12,10,9,12:30,12时30分,钟面上有,个大格，,个小格。,时针走个大格是,分针走个小格是,时针走个大格，分针正好走,走大格是,时。,分，,圈，,分。,是,分。,12,60,1,1,5,1,60,8:30,2:30,3:00,连线,11,12,10,1,3,4,5,6,9,8,7,2,11:30,11时30分11时半,11,12,10,1,3,4,5,6,9,8,7,2,6:30,6时30分6时半,11,12,10,1,3,4,5,6,9,8,7,2,9:00,9时,作业,制作一张自己的作息时间表。,一寸光阴一寸金，寸金难买寸光阴。,