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Ancient Egypt Inventions (Technology Inventions (Pyramids (What is inside,…

- - - - 365-day lunar calendar
      - divided 1 day->24 hours
      - clocks
        
        water
        
        speed of water
        
        shadow
        
        location of the sun
    - - Mars
      - Might observed Mercury
      - Venus
      - Saturn
      - Jupiter
  - - - Used when there wasn't enough water
    - - Still used today
- - - - Temples
      - Pyramids
  - - - Knew some basic Algebra
    - - Wrote on Papyrus
      - Invented Rulers
  - - - Number Symbols
        
        Numbers 1-9
        
        One line per 1
        
        ex) 3=III, 2=II
        
        The power of 10
        
        Special symbols
        
        ex)1,000,000: astonished man
        
        ex) 10: horse shoe shape
        
        0
        
        No symbol for 0;just blank
      - Number Placements
        
        added up all the symbols that represents a number
        
        different from modern
      - Fractions
        
        one part of something (different with modern)
        
        1/7
        
        made sense to Egyptians
        
        3/7
        
        didn't made sense to Egyptians
- - - - trades
      - transportation
  - - - Glass scarabs
    - - coffins for pharaohs
  - - - fine linen
      - wood
  - - - tombs
      - jewels
      - treasures
    - - Geometrically calculated
      - about 20000 people worked
      - took about 20 years
    - - The Great Pyramid of Giza