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weather and climate
| Term | Definition |
|---|---|
| water cycle | the continuos movement of water between the atmosphere the land the oceans and living things |
| evaporation | the change of state from a liquid to a gas |
| transpiration | the process by Witch plants release water vapor into the air by other organisims |
| sublimation | The process in which a solid changes directly into a gas. |
| condensation | The change of state from a gas to a liquid. |
| precipitation | Any form of water that falls to Earth's surface from the clouds includes rain snow sleet and hail |
| weather | The short-term state of the atmosphere including temperature humidity precipitation wind and visibility. |
| humidity | the amount of water vapor in the air. |
| relative humidity | the ratio of the amount of water vapor needed to reach satruration at a given tempeture. |
| dew point | a constant presuere and water vapor content the tempture at which the rate of condensation equals the rate of evaperation |
| air pressure | the mesure of the force with which air molocules push on a surface. |
| wind | the movement of air caused by different air pressure |
| visibility | the distance at which a given standard object can be seen and identified with a undinaid eye. |
| air mass | a large body of air throughout which tempture and moisture content ar simialar |
| front | the boundry between air masses of different desities and usually different tempture. |
| jet stream | a narrrow band of strong winds that blow in the upper trophosesphere |
| thunder storm | a ussually breif heavy stom that consists of rain strong winds lightning and thunder |
| lightning | an electric discharge that takes place between two oppositely charged surfaces such as between two parts of the same cloud |
| thunder | the sound caused by the rapid expansion of air along and electrical strike |
| hurricane | a servere that devlops over tropical oceans whose strong wind of more than 119km/h spiral in toward the intensely low pressure storm center |
| storm surge | a local rise in sea level near the shore winds from a storm such as those from a hurricane |
| tornado | a destructive rotating column of air that has very high wind speeds and that may be visible as a funnel shaped cloud |
| sink hole | a circular depression that forms when rock disolves when overlying sediment fills and existing cavity of when the roof of an undergroung carvern or mine collapses |
| wild fire | an unplaned fire in land that is undeveloaped exept for roads and power lines and other such struchtures |
| muck fire | a fire that burns organic material in the soil |
| climate | the weather conditions in an area over a long period of time |
| latitude | the angular distance north or south from the equater expressed in degrees |
| topography | the size and shape of land surface features of a region including its relief |
| elavation | the height of an object above sea level |
| surface | all the bodies of fresh water salt water ice and snow that are found above the ground |
| currents | a horizontal movement of ocean water that is caused by wind and that occurs at or near the ocean's surface |
Created by:
Laila napier