Ap Human Geography Chapter 4

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1. he Agricultural Revolution took place from the 1700s to the early 1800s.The first Agricultural Revolution, also known as the Neolithic Revolution, is the transformation of human societies from hunting and gathering to farming. The spread of farming throughout the world. It marked the end of hunter-gatherer societies, particularly in Europe, and led to a population explosion. Permanent buildings and the villages developed as tribes ended their nomadic life-style. Crops such as wheat, barley, rice, millet and maize were the first domesticated crops. Animals were domesticated, beginning with the dog, followed by the goat for milk and meat. The Neolithic Revolution occurred first in the so-called Fertile Crescent. Agriculture diffused from Mesopotamia …show more content…

Pangaea or Pangea is the name given to the supercontinent that existed during the Paleozoic and Mesozoic eras, before the process of plate tectonics separated each of the component continents into their current configuration. The movement of Earth’s tectonic plates formed Pangaea and ultimately broke it apart.
Physiologic density- is the number of people per unit area of arable land which is land suitable for agriculture (farmable land).

Child Mortality- is under-5 mortality or child death. It refers to the death of infants and children under the age of five or between the age of one month to four years.

Fertile Crescent- is the name given to where agriculture first appeared. It refers to an ancient area of fertile soil. It begins in what is now southern Iraq where the Tigris and Euphrates rivers empty into the Persian Gulf. The Fertile Crescent is an area that runs north east from the Nile Valley to the Mesopotamia. It permitted transport of soldiers and …show more content…

Symbiosis is a term that means “living together”. Symbiotic relationships can be mutualistic (both species benefit), commensalism (one species benefits, the other neither benefits nor suffers to any extent) or parasitic (one species associates with another causing harm to the host organism).

Terminal Moraine- Moraine is an accumulation of glacial debris, usually till, with distinct surface expression related to some former ice front position. The terminal moraine is at the end of the glacier. It moraine that forms at the snout of a glacier, making its maximum advance. It marks the furthest point that a glacier reaches.

Latitude- is an artificial system of individuation of sites on the Earth's surface. Latitude are the horizontal lines running across the globe, that is from east to west are called lines of latitude. They are parallel to the equator, and are numbered in degrees North or South of the equator. Latitude determines the position of a place.

Formula for Natural Increase- The formula is (crude birth rate - crude death rate) / 10 = % natural increase. NI (%)= CDR-CBR When you subtract the CDR from the CBR you have the natural increase in

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