A clock with hands (an analogue clock) shows us the numbers 1-12. There are 24 hours in one day, so we measure time by splitting the day into two halves. The first 12 hours of the day, from ...

For example, 1:00 AM is written as 0100 hours, while 1:00 PM is written as 1300 hours. Also called the "24-clock," the format is commonly used in industries and professions worldwide in which 24 ...