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What the air is like outside at any given time and place
Weather
water that falls from the sky
Precipitation
what wind is measured by
speed and direction
changes temperature of an air mass depends of the temperature of the area where it is created
sunlight
The layer of air that surrounds the earth; about 70 miles thick; mostly nitrogen
Atmosphere
evaporate
caused by air moving from high pressure to low pressure
wind
a scientist who studies weather conditions and patterns, collect data about the weather, looks for patterns in data, makes predictions about the weather
meteorologist
The weight of air as it presses on objects
gas to liquid
condense
name some evidence of wind
-feeling a breeze
-trees/plants swaying
-water rippling
-clouds moving across the sky
-rain blowing sideways
weather patterns in a place or area over a long period of time
climate
level of air pressure that usually results in sunny clear skies
HIGH air pressure
form when air temperature cools and water vapor condenses into water droplets
measures wind speed
anemometer
fall, winter, spring, summer
level of air pressure that usually results in cloudy skies
LOW air pressure
the movement of air; moves different air masses from one place to another
wind
measures wind direction
wind vane
weather patterns that occur at specific times of the year
seasonal weather patterns