World Geography

Geography

the study of where people, places, and things are located and how they relate to each other

GIS

Computer technology to collect, manipulate, analyze and display data about Earths surface.

Geographic Concepts

1. Physical Characteristics 2. Physical Process, 3. CLimate s 4.Ecosystems 5.Patterns of settlement 6. Urbanization 7. Migration 8. Population Growth 9. Cultures 10. Global Trade Patterns 11. Natural Resources 12. Natural Hazards

Absolute Location

Position on the globe

Relative Location

Relation to the other places

Formal Region

An area in which certain characteristics are found commonly

Functional Region

Has a central place and is affected by it

Perceptional Region

Defined by peoples attitudes and emotions about where they are.

Migration

The movement of people to a new area with more resources.

Core

center of the earth

Mantle

placed around the core, a thick layer of rock, around 1,800 miles wide

Crust

rock surface layer, called the crust, is thin. The crust beneath the ocean is abt five miles wide

seafloor spreading

Suggests that molten rock rises beneath the underwater ridges and breaks through a split. THe rock then spreads out in 2 directions, spreading the ocean floor

Ring of FIre

A ring of volcanoes that surrounds the pacific ocean along the pacific plate

Plateu

a flat area

Weathering

THe breaking down of a rock at or near Earths surface

Chemical Weathering

alters rock makeup by changing the minerals that form the rock or combining with new ones

Erosion

Movement of gravel, soil, sand, water, wind, and glaciers are the most common reasons.

Sediment

Small parts of soil, sand, gravel. Works like sandpaper grinding away surface of rocks

Loess

Windblown deposits of mineral with dust and silt

Morines

Ridgelike piles of rock and debris left by glaciers