题目内容
时间的基本单位是 ,符号是 ;1h= min
1min= s
1h= s
1s= min
1min= h
1s= h.
【答案】分析:时间的单位有小时(h)、分钟(min)、秒(s),基本单位是秒;1h=60min=3600s,据此填空.
解答:解:
时间的基本单位是秒,符号是s;
1h=60min,
1min=60s,
1h=60min=60×60s=3600s,
1s=
min,
1min=
h
1s=
min=
×
h=
h.
故答案为:秒;s;60;60;3600;
;
;
.
点评:本题考查了学生对时间单位及换算关系的了解与掌握,要记住具体关系:1h=60min=3600s.
解答:解:
时间的基本单位是秒,符号是s;
1h=60min,
1min=60s,
1h=60min=60×60s=3600s,
1s=
1min=
1s=
故答案为:秒;s;60;60;3600;
点评:本题考查了学生对时间单位及换算关系的了解与掌握,要记住具体关系:1h=60min=3600s.
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