The spheres
Carbon cycle - general
Processes
Interactions
Sink or Source
100
The ________sphere consists of the air around us
What is the atmosphere
100
The carbon cycles is concerned with the movement of _______ through the environment
What is carbon
100
Plants use __________ to produce their own food from CO2 and water
What is photosynthesis
100

Plants use ______________ in photosynthesis, but this is released by animals

What is carbon dioxide

100

Sink or Source?

Rocks and Soils

Source

3Gt more of carbon leaving the reservoir

200
The ____________sphere consist of the ocean and other large bodies of water
What is the hydrosphere
200
This part of the carbon cycle involves consumers and producers
What is the food chain
200
Waste and dead things ____________ and produce carbon in the atmosphere and the soil
What is decompose
200
The burning of fossil fuels releases carbon into the __________ and the _____________
What is atmosphere and oceans
200

Sink or Source?

Oceans

Source

1GtC more leaving 

300
The ____________sphere consists of living organisms on Earth
What is the biosphere
300
Carbon in the atmosphere mostly consists of _________
What is carbon dioxide
300
Living organisms produce CO2 as a waste product of _____________
What is cellular respiration
300
Bacteria and fungi decompose dead _______ and _________ to produce carbon
What is plants and animals
300
Reservoir source releasing the most amount of Carbon 

What is the name of the Process ?

Fossil Fuels

Combustion

400
The ____________sphere consists of rocks, soil, and other dense parts of the Earth
What is the geosphere
400

About __________ of carbon that gets absorbed into vegetation/plants

25%

400
Burning fossil fuels produces carbon by the process of _________
What is combustion
400
__________ are created over thousands of years of being compressed underground
What are fossil fuels
400

Sink or Source?

Living things

Source

1GtC more leaving 

500
Carbon cycles through these "spheres"
What are the atmosphere, biosphere, hydrosphere and geosphere
500

Carbon is stored underground in the form of ________ 

Fossil Fuels, Coal, Gas

500
___________ is the process by which carbonic acid reacts with certain types of rock and releases carbon
What is weathering
500
When there is too much carbon in the atmosphere, the heat from the sun is trapped causing ________________
What is climate change or global warming
500

Is the environment in balance?

No

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