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Neely Vocab 01
| Word | Definition |
|---|---|
| Geography | The study of the earth in all its variety |
| Landform | Individual features of the land |
| Environment | Natural surroundings |
| Region | Area that shares common characteristics |
| Global Positioning System (GPS) | Group of satellites that travels around the earth, which can be used to locate exact places on the earth |
| Global Information System (GIS) | Special software that helps geographers gather and use information about a place |
| Solar System | Earth, other planets, and thousands of smaller bodies that all revolve around the sun |
| Orbit | Path that a body in the solar system travels around the sun |
| Atmosphere | Layer of air surrounding the earth |
| Axis | Imaginary line that runs through the earth's center between the North and South poles; also the horizontal or vertical line of measurement on a graph |
| Revolution | One complete orbit around the sun |
| Leap Year | Year that has an extra day; occurs every fourth year |
| Summer Solstice | Day with the most hours of sunlight and the fewest hours of darkness |
| Winter Solstice | Day with the fewest hours of sunlight and the most hours of darkness |
| Equinox | Day when day and night are of equal length in both hemispheres |
| Core | Center of the earth, formed of hot iron mixed with other metals |
| Mantle | Rock layer about 1,800 miles thick between the core and the crust |
| Magma | Hot melted rock that sometimes flows to the earth's surface in a volcanic eruption |
| Crust | Uppermost layer of the earth |
| Continent | Massive land area |
| Earthquake | Violent and sudden movement of the earth's crust |
| Plate Tectonics | Theory that the earth's crust is not an unbroken shell but consists of plates, or huge slabs of rocks that move |
| Tsunami | Huge sea wave caused by an earthquake on the ocean floor |
| Fault | Crack in the earth's crust |
| Weathering | Process that breaks surface rocks into boulders, gravel, sand, and soil |
| Erosion | Process of moving weathered materials on the earth's surface |
| Glacier | Giant slow-moving sheets of ice |
| Elevation | Height above sea level |
| Plain | Low-lying stretch of flat or gently rolling land |
| Plateau | Flat land with higher elevation than a plain |
| Isthmus | Narrow piece of land that connects two larger pieces of land |
| Peninsula | Piece of land with water on three sides |
| Island | Body of land smaller than a continent and surrounded by water |
| Trench | Valley in the ocean floor |
| Continental Shelf | Plateau off each coast of a continent that lies under the ocean and stretches for several miles |
| Strait | Narrow body of water between two pieces of land |
| Channel | Body of water wider than a strait between two pieces of land |
| Delta | Area formed from soil deposited by a river at its mouth |