MESOPOTAMIAN INVETIONS

PLOW

• The plow was invented around 6,000 B.C.
• The first plow was called ARD.
• Sumerians developed a wooden plow to help them in the fields.

WHEEL

• Mesopotamians invented the wheel.
• They invented the wheel so they could travel easier.
• The wheel was also invented to travel objects easier.

CALENDAR

• Summerians created the calendar.
• Periods in the calendar are usually synchronized with the cycle of the sun or moon.
• A calendar can also be a physicsl device.

CUNEIFORM

• Cuneiform was a form of writing created by the sumerians.
• Cuneiform was formed about 3,000 B.C.
• By using a sharp object and using clay they could make cuneiform

SAILBOAT

• Sumerians invented the sailboat.
• The invention of the sailboat was a great step forward in history.
• sumerians needed the sailboat so they could trade with nearby cities and countries.

CODE OF HAMMURABI

• Hammurabi was a ruler.
• He was known to create laws for his empire.
• The code of Hammurabi was invented back in 1772 B.C.
• Hammurabi's code influenced later law codes, such as those of Greece and Rome.

IRRIGATION

• Irrigation is the application of water to land or soil.
• Irrigation has been a central feature or agriculture for over 5,000 years.
• They dug pipes or canals to let the water run through the ground

NUMBER SYSTEMS

• A number system can represent a useful set of numbers or tell time
• Summerians invented the first number system
• The number system is based on 60 minutes

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