天气预报 > 自然 > 地球自转一周的时间是
地球自转一周的时间是
更新时间: 2021-03-19 10:45:18  

1、地球自转一周的时间是1日。

2、以距离地球遥远的同一恒星为参照点,则一日时间的长度为“23时56分4秒”,叫做恒星日,这是地球自转的真正周期。如果以太阳为参照点,则一日的时间长度为24小时,叫做太阳日,这是我们通常使用的地球自转周期。

关键词: 地球 自转 时间

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