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What is time?
What is time?
Time is the continued sequence of existence and events that occurs in an apparently irreversible succession from the past, through the present, into the future.
How is time measured?
How is time measured?
Time is measured using various quantities such as the duration of events or the intervals between them, and rates of change of quantities in material reality or in conscious experience.
What is the SI base unit for time?
What is the SI base unit for time?
The SI base unit for time is the second, which is defined by measuring the electronic transition frequency of caesium atoms.
What is the relationship between time and spacetime?
What is the relationship between time and spacetime?
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How many fundamental physical quantities include time?
How many fundamental physical quantities include time?
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