What were the first clocks like? Complete General Knowledge Question and Answer for Class 6, 7, 8, 9, 10, 11 and 12 Students CBSE Exams.

What were the first clocks like?

The first clocks were based on the sun’s movement. Shadow movements were used to read the time from a marked area of earth or stone. In later times, passage of time was measured on the basis of actions that happened at a fixed rate, for example, the pull of gravity on grains of sand.