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Clocks by: Julio Lopez 11B EBD

Published byMarcia Sims Modified over 9 years ago

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Presentation on theme: "Clocks by: Julio Lopez 11B EBD"— Presentation transcript:

1 Clocks by: Julio Lopez 11B EBD

2 Sundial BC

3 Merkhet 600 BC

4 Greek Water Clock 400 BC

5 Candle clocks 1940

6 Hourglass 1300s

7 Mechanical Clocks 1300s

8 Pendulum 1656

9 Atomic clock (FOCS) 1949

10 Clock 1990s

11 Watches 1990s

12 Sorces http://www.time-for-time.com/timeline.htm

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