CBSE Class 7 Answered
How did people measure time earlier?
Define sundial
Asked by aryan112007 | 21 Sep, 2019, 11:39: AM
Expert Answer
Earlier,people used to estimate time by observing the regularity of day and night.
In ancient time, sundial, sand clocks and water clocks were used to measure time.
Sundial - The device which estimates the time based on the shadow of an object that changes its position and length with the position of the sun is sundial.
Answered by Shiwani Sawant | 21 Sep, 2019, 04:49: PM
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