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krodriguezScience5
Topic 5 vocabulary
| Term | Definition |
|---|---|
| atmosphere | the relatively thin layer of gases that form Earth's outermost layer |
| geosphere | the densest parts of Earth that include the crust, mantle and core |
| hydrosphere | the portion of Earth that consists of water in any of its forms, including oceans, glaciers, rivers, lakes, groundwater and water vapor. |
| cryosphere | the portion of the hydrosphere that is frozen, including all the ice and snow on land, plus sea and lake ice. |
| biosphere | the parts of Earth that contain living organisms |
| energy | the ability to do work or cause change |
| topography | the shape of the land determined by elevation, relief and landforms |
| landform | a feature on the surface of Earth, such as a coastline, dune or mountain |
| mountain | a landform with high elevation and high relief |
| coastline | a line that forms the boundary between the land and the ocean or a lake |
| dune | a hill of sand piled up by the wind |
| river | a natural stream of water that flows into another body of water, such as an ocean, lake or another river |
| delta | a landform made of sediment that is deposited where a river flows into an ocean or lake |
| surveying | a process in which mapmakers determine distances and elevations using instruments and the principles of geometry |
| water cycle | the continual movement of water among Earth's atmosphere, oceans and land surface through evaporation, condensation and precipitation. |
| evaporation | the process by which molecules at the surface of a liquid absorb enough energy to change to a gas |
| transpiration | the process by which water is lost through a plant's leaves |
| condensation | the change in state from a gas to a liquid |
| precipitation | any form of water that falls from clouds and reaches Earth's surface as rain, snow, sleet or hail |
| watershed | the land area that supplies water to a river system |
| aquifer | an underground layer of rock or sediment that holds water |
| well | a hole sunk into the ground to reach a supply of water |
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krodriguez24
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