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Ellis- Physical Science BIOGEOCHEMICAL CYCLES
Rock, Water, Nitrogen, Carbon Cycles
22
Science
9th Grade
03/19/2013

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Term
metamorphic
Definition
type of rock that is changed due to heat and pressure
Term
sedimentary
Definition
type of rock that is compacted and cemented sand, gravel and small rock
Term
igneous
Definition
type of rock that is formed from cooling of magma
Term
transpiration
Definition
part of the water cycle where evaporation of water occurs through plants
Term
condensation
Definition
this part of the water cycle happens in the clouds and turns water vapor back into liquid water
Term
evaporation
Definition
the vaporization of water from earth back into the atmosphere
Term
runoff
Definition
water that flows from higher areas to lower areas
Term
groundwater
Definition
the place where most humans get their drinking water, this is water stored in the ground
Term
precipitation
Definition
when water falls from the sky in the form of snow, sleet, hail or rain.
Term
photosynthesis
Definition
when plants take sunlight and turn it into glucose

(also, the only part of the carbon cycle that removes Carbon Dioxide from the atmosphere)
Term
cellular respiration
Definition
the process that all cells do to turn sugar into energy. This process releases carbon dioxide
Term
Name 3 things that add Carbon Dioxide to the atmosphere
Definition
- volcanic eruptions
- automobile emissions
- cellular respiration
- other forms of industry/ human activity
- decomposers
Term
decomposer
Definition
microorganisms that break down dead organic materials
Term
nitrogen fixation
Definition
process by which certian bacteria converts nitrogen gass into amonia -____-
Term
ammonification
Definition
Term
nitrification
Definition
process by which certian bacteria convert ammonium to nitrates
Term
deforestation
Definition
clearing of forests for argiculter lumber or other uses
Term
greenhouse effect
Definition
process which atmospheric gases trap heat close to earths surface and prevent it from escaping into space
Term
global warming
Definition
rise in earths average tempature
Term
eutrophication
Definition
rapid growth of algae in bodys of water due to high levels of nitrogen and often phosphate
Term
ACID RAIN
Definition
petrcipitation that contains nitric and or sulfuric acids
Term
biological magnification
Definition
process by which pollutants became more concentratedin sucsessifive trophical levels of the food web
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