12-hour clock, Description, History, and Facts

12-hour clock, time convention that splits a 24-hour day into two equal 12-hour periods. The first is referred to as am, which stands for ante meridiem, “before midday” in Latin, while the second is referred to using pm, meaning post meridiem, or “after midday.” This nomenclature is based on the

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Solved 2. What time does a 12 -hour clock read? a) 80 hours

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