Throughout centuries, mankind used different methods to measure time. List
the methods below h...
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Physics, 22.04.2020 00:54, glendaward8233
Throughout centuries, mankind used different methods to measure time. List
the methods below historically from oldest to newest.
To measure time
1. People used back and forth motion (ossilation) of pendulums.
2. People used water dripping at a constant rate.
3. People used ossilation of quartz crytals placed in an electric circuit.
4. People used the shadow of a stick as sun travels across the sky.
5. People used atomic clocks using Cesium atoms.
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Answers: 2
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