Reconstruction clock direction su sung joseph needham

The clocks

By Anartz2008
  • Digital clock
    2000 BCE

    Digital clock

    A digital clock is a type of clock that displays the time digitally.
  • 1088
    1088 BCE

    1088

    The mechanical clock
    The first mechanical clocked used water. It was built by Sun Sung in China. It couldn´t measure minutes beacouse it only had an hour hand.
  • The candle clock
    1000 BCE

    The candle clock

    A candle clock is a thin candle with consistently spaced marking that when burned, indicate the passage of periods of time.