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science vocab
for science
| Term | Definition |
|---|---|
| atmosphere | the layers of air that cover the earth |
| air pressure | how much air is pushing on you |
| troposphere | the layer of the atmosphere we live in |
| stratosphere | the layer of the atmosphere where planes fly |
| mesosphere | the layer of the atmosphere where meteors burn up |
| ionosphere | the layer of the atmosphere where ion waves are reflected |
| exosphere | the layer of the atmosphere that fades into space |
| thermosphere | the layer of the atmosphere the includes the ionosphere and exosphere |
| ozone layer | the layer of the atmosphere that is in the stratosphere |
| greenhouse effect | the effect that happens when gases are trapped in the atmosphere |
| temperature | the average amount of heat an object has |
| thermal energy | the total amount of heat an object has |
| thermal expansion | when something is heated it expands |
| heat | the amount of energy an object has |
| radiation | heat transfer by electromagnetic waves |
| conduction | heat transfer by direct touch |
| convection | heat transfer by fluids |
| wind | air moving from a low pressure system to a high pressure |
| Coriolis Effect | the effect that happens when the rotation of the earth causes winds to curve |
| Jet Stream | a band of EXTREMELY fast winds |
| local wind | wind in a certain place |
| sea breeze | wind coming off the sea |
| land breeze | wind coming off the land |
| mountain breeze | wind coming down a mountain |
| valley breeze | wind in a valley |
| global wind | wind around the world |
| Trade Winds | a wind going towards the equator from north east in the norther hemisphere and from the south west in thr souther |
| Westerlies | west to east wind |
| Polar Easterlies | eastern winds going east from the poles |
| Doldrums | an area of little to no wind on the equator |
| Horse Latitudes | subtropical between 30 and 80 |
| weather | the current condition of the atmosphere |
| humidity | how much water vapor is in the air |
| relative humidity | amount of water vapor in the air at a given time |
| dew point | the temperature which dew forms |
| precipitation | any thing that falls from the sky |
| cirrus | wispy "feather clouds |
| cumulus | heaping clouds |
| stratus | clouds covering the sky |
| air pressure(density) | how much air is pushing on you |
| high pressure system | where air pressure is at a peak or lull |
| low pressure system | where air pressure is constant |
| air mass | a large body of air |
| front | where two air masses meet |
| warm front | a warm air mass |
| cold front | a cold air mass |
| stationary front | where two air masses meet and move together |
| occluded front | where two air masses cannot move |
| evaporation | when a liquid heated and becomes a gas |
| condensation | when a gas collects and becomes a liquid |
| runoff | water from a rain storm |
| anemometer | an instrument used to measure wind speed |
| weather vane | an instrument used to tell the direction of wind |
| wind chill | the extra little temperature that wind subtracts fromthe actual temperature |
Created by:
awezomeluke
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