Question

1 (a) When did ancient people start to measure time using clocks?

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Answer 1

325 BC

325 BCIt is believed that the ancient Greeks started using these early timekeeping devices around 325 BC. These clocks were mainly used to determine the hours of nighttime, but they may also have been used for daylight hours as well. The hourglass is another form of early timekeeping device that was used in ancient times.