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weather
jackson
31
Science
7th Grade
04/25/2014

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Term
because there are differences on the earths surface
Definition
why is there uneven heating of the earths surface?
Term
heat is redistributed by air and wind
Definition
How is this heat redistributed?
Term
humidity
Definition
amount of water vapor in the air
Term
weather
Definition
state of the atmosphere at a specific time & place
Term
wind
Definition
air moving in a specific direction
Term
temperature
Definition
measure of average amount of motion in molecules
Term
anemometer
Definition
measures wind speed
Term
wind vane
Definition
measures wind direction
Term
fog
Definition
stratus cloud formed near the ground
Term
pressure, temperature, amount of water vapor
Definition
what are three factors determine the shape and height of clouds
Term
low elevation: cumbuls
Definition
name of prefixes that mean the low elevation, middle elevation, high elevation
Term
1)evaporation of water
2)warm water vapor sinks
3)condensation
4)water drops from clouds
Definition
how do cloud form
Term
cumulous nimbus
Definition
thunderhead
Term
nimbostratus
Definition
low carpet of rain clouds
Term
altocumulus
Definition
middle level puffy cloud
Term
large body of air that has properties similar to earths surface over which it forms
Definition
air mass
Term
rotate clockwise, Good weather
Definition
High
Term
rotate counterclockwise, Poor weather (rain, storms)
Definition
Low
Term
cold air advances (plows under) towards warm air
Definition
Cold front
Term
warm air stops gooses under towards the cold air
Definition
Warm front
Term
neither one advances (stalemate)
Definition
stationary front
Term
severe rain storms, cumulonimbus clouds, flooding, strong winds, hail
Definition
thunderstorms
Term
rapid up & down movement of air causes buildup of charge (like static elec.)
Definition
lighting
Term
heating up of air by lighting
Definition
thunder
Term
April to June
Definition
tornado season
Term
person who study's meteorology
Definition
meteorologist
Term
the study of weather
Definition
meteorology
Term
a combination of symbols on a weather map
Definition
station model
Term
line connecting points of equal temperature
Definition
isotherm
Term
line connecting points of equal pressure
Definition
isobar
Term
instrument used to measure air pressure
Definition
barometer
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