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weather
12/2/16
| Question | Answer |
|---|---|
| Water Cycle - | movement of water between the atmosphere, land, oceans, and even living things. |
| Evaporation | Water turning into water vapor. |
| Transpiration | Plants release water into the environment through their leaves. |
| Sublimation | When solid water turns directly into vapor. |
| Condensation | The change of water from a gas to a liquid. |
| Precipitation | Any form of water that falls to Earth. |
| Weather | the condition of Earth’s atmosphere at a certain time and place. |
| Humidity | Amount of water vapor in the air. |
| Relative Humidity | Amount of water vapor in the air compared to the amount of water vapor needed to reach saturation. |
| Air Pressure | The force of air molecules pushing on an area. |
| Wind | movement of air caused by differences in air pressure. |
| Air mass - | a large volume of air in which temperature and moisture content are nearly the same throughout. |
| Front | A boundary of air that forms between 2 air masses. |
| Jet Stream | long distance winds that travel above global winds for thousands of kilometers. |
| Thunderstorm | an intense local storm that forms strong winds and heavy rain along with lightning, thunder, and hail. |
| Lightning | an electric discharge charged that happens between a positively charged area and a negatively charged area. |
| Thunder | the sound created by the rapid expansion of air along a lightning strike. |
| Hurricane | a tropical low pressure system with winds blowing at speed of 74 mi/h or more. |
| Storm Surge | When a hurricane moves into a coastal area, it pushes huge amounts of the ocean onto land. |
| Tornado | a destructive, rotating column of air that has very high wind speeds and that is sometimes visible as a funnel-shaped cloud. |
| Sink Holes | holes in the ground that form when a cove collapses. |
| Wildfires | Uncontrolled fires burning in natural areas. |
| Muck fires | when dry grass and trees are ignited easily by a lightning strike. |
| Climate | describes the weather conditions in an area over a long period of time |
| Global Winds | Wind systems that occur at or near Earth’s surface. |
| Westerlies | Westerlies are winds that blow 30 degrees and 60 degrees latitudes in both hemispheres. Wind blows from the west to the east. |
| Trade Winds - | Winds that blow between 30 degrees latitude and the equator in both hemispheres. Winds blow from the East to the West. |
| Local winds | the movement of air over short distances. |
| Sea Breeze | a local wind that blows from the sea to the land during the day. |
| Land Breeze | a local wind that blows from the land to the sea during the night. |