Keeping Time
How do we measure the passage of time? Discover that practical concerns have driven the search for more and more accurate clocks. In the 18th century, the problem of determining longitude was solved with a timepiece of unprecedented accuracy. Today's GPS navigation units rely on clocks accurate...
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- Film Elektronisch
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- Nichtbestimmte Sprache
- Veröffentlicht:
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[San Francisco, California, USA] :
Kanopy Streaming,
2015.
- Zusammenfassung:
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How do we measure the passage of time? Discover that practical concerns have driven the search for more and more accurate clocks. In the 18th century, the problem of determining longitude was solved with a timepiece of unprecedented accuracy. Today's GPS navigation units rely on clocks accurate to a billionth of a second.
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1 online resource (streaming video file)
Mode of access: World Wide Web. - Anmerkungen:
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Title from title frames.
In Process Record. - Spieldauer:
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- Mode of access: World Wide Web.
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