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Early humans and the agricultural revolution powerpt


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Early humans and the agricultural revolution powerpt

  2. 2.  The Paleolithic Age, also known as the Old Stone Age, began about 2.5 million years ago. It lasted until about 8000 B.C. Lesson 1: Hunter- Gatherers
  3. 3.  Paleolithic people were nomads who survived by hunting and gathering their food.
  4. 4.  During the Paleolithic Age, people discovered how to make fire. They developed better tools and spoken language.
  5. 5.  About 100,000 B.C. the most recent Ice Age began.
  6. 6.  During the Ice Age, the level of water in the oceans went down. As a result, a land bridge was revealed connecting Asia and North America.
  7. 7.  Humans survived the Ice Age by adapting to their surroundings. They changed their diet, built sturdier shelters, and used animal skins to make warmer clothing.
  8. 8. LESSON 2: THE AGRICULTURAL REVOLUTION  The Neolithic Age began around 8000 B.C., at the end of the Last Ice Age, and lasted until around 4000 B.C.
  9. 9.  During the Neolithic Age, farming began to replace hunting and gathering. People also tamed animals. The move to settled farming is known as the Agricultural Revolution.
  10. 10.  An increased supply of food made it possible for people to settle in villages.
  11. 11.  People were able to take up jobs other than farming.
  12. 12.  At the end of the Neolithic Age, people discovered that mixing copper and tin formed bronze, which was stronger than copper alone. Tin Copper Bronze
  13. 13.  Between 3000 and 1200 B.C., the use of bronze spread. This time is known as the Bronze Age.
  14. 14.  Four great river valley civilizations emerged during the Bronze Age-Mesopotamia, Egypt, India, and China.
  15. 15.  Each of these early civilizations developed cities and formed governments.
  16. 16.  Religion began to play a more important role in society. Societies were divided into social classes. Writing systems were invented, and art grew more complex.