Question

Explain the various clocks used by early
man ?​

Answer 1

Answer:

Some of the clocks used in early times include incense clock, candle clock, sundial, sand clock or hourglass, pendulum clock, etc. Sundial clock uses sun for indicating time. Hourglass or snad clock works on the principle that gravity causes the grains of sand to flow through a small neck in the glass container.

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