This means that to convert hours into minutes, we will have to multiply the value of hours by 60. This means that 1 hour = 60 x 60 = 3600 seconds How are these three related to each other? Time is measured in hours, minutes and seconds. while at times it is written as, say, 16:00 with no mention of a.m. means post meridiem which means after midday.Īnother thing that should be noticed is that at times we see time written in a.m. The time between 12:00 noon and 12:00 midnight is known as p.m. means ante meridiem which means before midday. The time between 12:00 midnight to 12:00 noon is written as a.m. So, we divide 24 hours of a day in two periods: Therefore, the hour hand of the clock completes 1 round in 12 hours. We can observe that there are 12 numbers written on the face of a clock.
We measure time in seconds, minutes, hours, days, weeks, months and years with clocks and calendars. Time can be defined as the dimension based on which the evolution of any system takes place.