Clocks


 * Clocks **

During the middle ages, people used clocks and calendars to tell time. They used sundials, water clocks and mechanical clocks. Time in the middle ages was divided into 12 units. Sundial clocks are mostly used for prayers. Many different calendars were used in the middle ages. For example Christian and Jewish calendars. Christian calendars are used for certain events. The Jewish calendar was used to know the day of the year. Like the clock the, y ear was also divided into 12 units. The calendar is the same thing as a unit on a clock. They are the same because they both tell time.