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Hour facts & stats

7 fact-checked facts about hours, timekeeping and making the most of time, each with the reason behind it. 5 more are in today's round and join this page after it closes.

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The basics

How many minutes are in an hour?

Answer60

An hour has 60 minutes.

How many seconds are in one hour?

Answer3,600

60 minutes times 60 seconds equals 3,600.

Going deeper

How many hours are in a week?

Answer168

7 days times 24 hours equals 168.

How many degrees of longitude roughly equal one hour of time difference?

Answer15

360 degrees divided by 24 hours is 15 degrees.

Which ancient civilization is credited with dividing day and night into 12 parts each?

AnswerAncient Egyptians

Egyptian timekeeping led to the 24-hour day.

Expert level

What is 'Big Ben' officially?

AnswerThe great bell in London's Elizabeth Tower

Big Ben is the nickname of the Great Bell.

Which international time standard replaced GMT for most scientific use?

AnswerUTC

Coordinated Universal Time is kept by atomic clocks.

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