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cody is awsome
36
Other
7th Grade
10/02/2009

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Term
Magma
Definition
Molten rock
Term
Continent
Definition
1 of the 7 large landmasses on earth
Term
Tetonic plate
Definition
A big rough part of earths crust in constant motion
Term
earthquake
Definition
a sudden movement of earhts crust followed by series of shocks
Term
Ring of fire
Definition
a zone of volcanoes around the paffic ocean
Term
volcano
Definition
An opening in earths crust with molten lava ash etc. flow out
Term
weathering
Definition
A gradual phyiscal and chemical breakdown of rocks on the earths surface
Term
erosion
Definition
the weathering away and movement of weathered materials by water wind or ice 
Term
sediment
Definition
pieceis or rock in the form of sand and stone depoisted by water wind or ice
Term
Glacier
Definition
A large slow moving mass of ice
Term
Drainge basin
Definition
An area drianed by a major river
Term
Ground water
Definition
Water found benath earths surface
Term
water cycle
Definition
the cirrculation of a water that happens mostly everywhere
Term
lanform
Definition
a feature on earths suface formed by physical work
Term
pleatue
Definition
a broad flat area on higher than the ground landing
Term
relief
Definition
the differince on a land form
Term
continental shelf
Definition
the submeggered land at the end of the continent
Term
Atmosphere
Definition
the layer of gases that surroundd earth
Term
soltice
Definition
time of yaer when the sun reaches farthest north
Term
equinox
Definition
1 of the 2 times the suns rays are over the equator
Term
wheather
Definition
the condition of earths atmoshere at a given time and place
Term
climate
Definition
typical weather region in a speciffic area 4 a long time
Term
precipition
Definition
falling water droplets in the form of rain snow sleet or hail
Term
vegetation region
Definition

an area that has similar plants in a

 

 

Term
savanna
Definition
a vegetation region with a mix of grassland and trees
Term
desert
Definition
a place with specially adapted to dry conditions
Term
global warming
Definition
in increase in the avarage temp
Term
greenhouse effect
Definition
the trapping of gases in earths atmosphere
Term
greenhouse gases
Definition
a gas in the atmosphere that contributtes to the greenhouse effect
Term
fossil fuels
Definition
fuels formed by prehistoric fossils
Term
desertification
Definition
when farm land is less productive cause th land is degraded
Term
sustainable
Definition
using natural resources in a way that they will exist in future refrences
Term
carbon dioxiode
Definition
a gas composed to carbon and oxygen
Term
emissisions
Definition
subtance that discharge into the air
Term
degraded
Definition
of lower quailty
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