Labels:clock | earth | minute hand | sky | stopper knot | time fuse OCR: MEASURING TIME THE EGYPTIANS were the first clock forms that measured the changes people to measure time, about in levels of water or sand. These were 5,000 years ago They divided their inaccurate, and was not until the days into two periods of twelve equal 1600s that the more reliable pendulum hours w today The first clock was invented by the Dutch timepieces included sundials and other scientist Christiaan Huygens (1629 95). Hour marks Pointer Liquid crystal display Shadow 110:00 SUNDIAI POCKET WATCH OUARTZ CLOCK styles of clock Sundials been used since about 3500 BC but the quartz clock was inventea until 1929 ATOmC ALSO CLOCK SUNDIAL Changing bave zavnb OTOMIC
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