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The sun was born. 4.6 billion years ago what happened? The moon formed. 4.5 billion years ago what happened. bacteria. We have more living on our bodies than people on the planet. Continents appeared. 2.5 billion years ago. 400 million years ago.
- World History Final Exam Review Flashcards - Quizlet
5.0 (1 review) This is the study guide for your Final Exam...
- World History Final Exam Review Flashcards - Quizlet
5.0 (1 review) This is the study guide for your Final Exam (see the Final Exam schedule for the specific date of your exam) This exam will consist of 40 fill in the blank questions. Those questions will be randomly selected from this quizlet. You will be given a definition and will be required to write the world in the appropriate blank.
Study with Quizlet and memorize flashcards containing terms like After nearly 14 billion years, _____ take center stage on the earth., If we were to compress the history of the solar system into 14 days- the earth has existed the past _____ years, large complex creatures emerged _____ months ago and more.
- Evolution of Farming
- Diversity of Crop Domestication
- Early Stages of Plant Domestication
- Causes of The Neolithic Revolution
The shift from the hunter-gatherer strategy to farming probably occurred in stages. For millions of years, our ancestors subsisted on the bounty provided by our natural environment. Our earliest upright ancestors may not have had a particularly orderly approach to finding food, but by the time of Homo erectus, hominids were surely collectors, who p...
The first crops were as diverse as the people and places where agriculture began. The climates of the earth where plants were first domesticated varied widely, and as a result, a wide array of plant and animal species were domesticated in each of them. In the Middle East, there were huge natural stands of wheat and barley, leading the early farmers...
At most of the early agricultural sites, the transition from prehistoric hunter-gatherer societies to farming communities was a gradual one that took thousands of years. A very early record of this slow transition is found in the excavations of Richard MacNeisch in the Tehuacán Valley of Mexico. He excavated 12 sites and uncovered 12,000 years of a...
A question that has intrigued anthropologists and ethnobotanists alike is why it took so long for farming to emerge. It seems likely that people had the wherewithal to farm long before they actually began doing it. Our ancestors surely gained considerable knowledge about plants and animals through the very acts of hunting and gathering. They had ob...
The history of Earth is divided into four great eons, starting 4,540 mya with the formation of the planet. Each eon saw the most significant changes in Earth's composition, climate and life. Each eon is subsequently divided into eras, which in turn are divided into periods, which are further divided into epochs. Eon.
Pangea existed between about 299 million years ago (at the start of the of geological time) to about 180 million years ago (during the Jurassic Period). It remained in its fully assembled state for some 100 million years before it began to break up. The concept of Pangea was first developed by German meteorologist and geophysicist in 1915.
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world history, branch of history concerned with the study of historical phenomena that transcend national, regional, or cultural boundaries or distinctions between peoples or with the study of history from a global, comparative, or cross-cultural perspective. Although the academic study of world history is relatively new, having been initiated ...
