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cover of episode Why are there 24 hours in a day?

Why are there 24 hours in a day?

2025/6/6
logo of podcast Who Smarted? - Educational Podcast for Kids

Who Smarted? - Educational Podcast for Kids

AI Deep Dive AI Chapters Transcript
People
C
Claudius
H
Hipparchus
R
Rams
主持人
专注于电动车和能源领域的播客主持人和内容创作者。
Topics
主持人: 我认为,时间的划分和计量是一个漫长演变的过程。最初,人们通过观察太阳的位置来判断时间,但这种方法不够精确。古埃及人发明了日晷,将一天分为24个小时,这与他们用手指关节计数的方式有关。后来,古希腊人提出了将小时分为60分钟,分钟分为60秒的方案,使得时间计量更加精确。随着科技的发展,机械钟和电子钟的出现,使得我们能够更加准确地掌握时间。此外,AM和PM的使用,以及24小时制的普及,都反映了人们对时间计量的不断改进和完善。 Rams: 我觉得,古埃及人使用日晷来确定时间,这在当时是一项伟大的发明。通过观察太阳的阴影,我们可以知道什么时候是早餐时间、午餐时间,这对于我们的生活非常重要。 Hipparchus: 我觉得,将一天中的小时分成相等的部分是非常重要的。这就像我将地球分成经度和纬度一样,可以帮助我们更好地理解和测量时间。 Claudius: 我认为,将小时分为60分钟,分钟分为60秒的方案是非常合理的。60这个数字可以被很多其他数字整除,这使得时间计量更加方便和精确。这个方案彻底改变了时间计量方式,为现代时间系统奠定了基础。

Deep Dive

Chapters
This chapter explores the concept of time, different time zones, and how the measurement of time has evolved. It introduces the idea that time is constantly moving from the future to the present and then to the past.
  • Different clocks show different times depending on location and time zones.
  • Time is a constantly moving entity, always transitioning from future to present and then to the past.

Shownotes Transcript

What do the numbers on a Clock mean? Who decided how to divide up Time? Why are hours & minutes measured by 60?

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