Topic 6: The Carbon Cycle & Energy Security (Edexcel A-Level Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Where is the majority of global carbon stored?
Where is the majority of global carbon stored?
In the lithosphere
Which forms of carbon are present in the atmosphere?
Which forms of carbon are present in the atmosphere?
CO2 and methane
What units are used to measure carbon fluxes?
What units are used to measure carbon fluxes?
Petagrame (Pg) or gigatonnes (Gt)
What chemical agent causes chemical weathering of carbonate-based rocks?
What chemical agent causes chemical weathering of carbonate-based rocks?
Carbonic acid in rain
Through metamorphosis, limestone transforms into which rock type?
Through metamorphosis, limestone transforms into which rock type?
Marble
What does mechanical weathering create?
What does mechanical weathering create?
Small, easily transported particles
In oceans, calcium ions combine with what to form calcium carbonate?
In oceans, calcium ions combine with what to form calcium carbonate?
Bicarbonate ions
Where can volcanic outgassing occur besides active volcanic zones?
Where can volcanic outgassing occur besides active volcanic zones?
Hot springs and fractures in crust
What happens to calcite through deposition and burial?
What happens to calcite through deposition and burial?
Turns into limestone
How does carbon return to the atmosphere through volcanic activity?
How does carbon return to the atmosphere through volcanic activity?
Degassed as CO2 from heated magma