A Level Geography Key Terms: Carbon

Key terms from the Edexcel A level syllabus

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Last updated: December 13, 2021

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First submitted	December 13, 2021
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Average score	78.3%
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Hint	Answer
Biological and chemical processes determine how much carbon on Earth's surface is stored and released at any one time (Carbon Cycle)	Biogeochemical
Fuels produced from organic matter	Biofuels
Type of carbon: Found in plant materials	Organic
The Arctic region is warming twice as fast as the global average	Arctic Amplification
When a country imports more energy than it produces domestically	Energy deficit
When external shocks in trade partners supply can make energy unaffordable	Fuel Poverty
Describes the flow of energy between a producer and a consumer, and how it reaches the consumer	Energy pathway
Removal of CO2 from the atmosphere to promote plant growth	Photosynthesis
Type of carbon: Found in rocks as biocarbonates and carbonate	Inorganic
Describes the range and combination of sources required to supply a country with energy	Energy mix
When the maximum rate of petroleum production is reached, after which it will decline sharply	Peak oil
Unconventional oil source made from sand, clay, water and bitumen	Tar sands

Hint	Answer
Type of carbon: Found as CO2, CH4, and CO	Gaseous
Being able to access reliable and affordable sources of energy	Energy security
Methane or natural gas held in underground sandstone and shale; extracted via fracking	Shale gas
Break down of organic matter, releasing CO2 into the soils	Decomposition
Release of CO2 into the atmosphere as animals breathe	Respiration
Emitting carbon into the atmosphere as a result of volcanic eruptions	Outgassing
The removal and storage of carbon from the atmosphere	Carbon sequestration
A natural cycle that moves carbon between land, oceans and atmosphere (Carbon Cycle)	Geological
One of Earth's major climate regulating ocean currents. It transports warm water which then sinks, cools and heads south again	Gulf Stream
Unconventional oil source; found in oceanic crust	Deep water oil
Movements of carbon from one store to another	Flux

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