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Chapter 1 SS
Vocabulary Words for Social Studies
| Vocabulary Word | Definition |
|---|---|
| continents | the largest land areas on earth |
| hemisphere | a half of the Earth |
| equator | the imaginary line between the Northern Hemisphere and The Southern Hemisphere |
| relative location | Where a place is as compared to other places on Earth |
| mountain range | A group of connected mountains |
| Pacific Rim | A world region that includes the states and countries that border the Pacific Ocean |
| crossroads | any place that connects people, goods, or ideas |
| absolute location | exact position of a place on Earth |
| lines of latitude | a set of lines on maps that run east and west |
| parallels | another name for lines of latitude |
| lines of longitude | a set of lines on maps that run north and south |
| meridians | another name for lines of longitude |
| prime meridien | starting point for the lines of longitude |
| natural region | made up of places that share the same kinds of physical, or natural, features such as plains, mountains valleys, or deserts |
| coastal plain | an area of low land that lies along the ocean |
| fault | a crack in the Earth's surface along which underground layers of rock can move |
| volcano | an opening in Earth's surface from which hot gases, ashes, and lava may pour |
| lava | hot melted rock from inside the Earth |
| fertile | good for growing crops |
| irrigation | the use of canals, ditches or pipes to carry water to dry places |
| sea level | land that is level with the surface of the ocean |
| basin | a low, bowl shaped land area with higher ground all around it. |
| plateau | an area of high, flat land |
| inlet | a narrow strip of water leading into land from a larger body of water |
| harbor | a place on a coast where ships can dock safely |
| tributary | a smaller river that flows into a larger river |
| river system | a river and its tributaries |
| erosion | the wearing away of the Earth's surface |
| channel | A path for a river to flow through |
| floodplain | The low, flat land along a river |
| delta | Land built up at a river's mouth |
| reservoir | A lake made by people to collect and store water |
| hydroelectric power | Electricity made by the power of fast moving water |
| San Joaquin and Sacramento | California's two longest rivers |
| temperature | The measure of how warm or cold something is |
| precipitation | Water that falls to the Earth's surface in the form of rain, sleet or snow |
| climate | The kind of weather a place has most often, year after year |
| air mass | a large, moving body of air |
| humidity | the amount of moisture in the air |
| rain shadow | the drier side of the mountain |
| drought | A long time with little or no rain |
| Santa Ana winds | Hot, dry winds that form in the Great Basin and blow westward across Southern California |
| canyon | A deep, narrow valley with steep sides |
| product | something that people make or grow, usually to sell |
| growing season | The length of time when the weather is warm enough for crops to grow |
| mineral | a natural substance found in rocks |
| manufacturing | the making of goods |
| fuel | a natural resource used to make heat or energy |
| petroleum | another name for oil - California's most valuable fuel resource |
| nonrenewable resource | a resource that cannot be made again by people or by nature |
| renewable resource | a resource that can be made again by people or by nature |
| habitat | a place where animals find food or shelter |
| extinct | having died out |
| Central Valley | California's most fertile farmland |
| California redwoods | the world's tallest trees |
| Mount Whitney | California's highest mountain |