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Carbon Cycle

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Horizontales
Carbon cycles both _______ and slowly. (A)
Matter is not created or destroyed, it is ________.
These eruptions can release large quantities of CO2 into the atmosphere. (A)
All living things (biotic) on Earth
There are natural ______ in the carbon cycle, but humans have been changing the carbon flows on earth at an unnatural rate. (A)
This process moves carbon from biosphere to atmosphere when organisms die.
Carbon is usually bound to other _________ in compounds like CO2 and C6H12O6. (A)
Process that moves carbon from the atmosphere into the biosphere.
CO2 and methane are ______ gases that help to control the temperature of the planet. (A)
A place where something is being stored.
All the air that surrounds Earth.
Carbon is the foundation of all _____ on Earth. (A)
Process that moves carbon from the biosphere to the atmosphere.
Verticales
Matter never leaves Earth so it is said to be in a ______.
Marine animal skeletons and shells contain _______ carbonate. (A)
Carbon dioxide is constantly moving between the atmosphere and water through this process. (A)
Carbon helps to regulate Earth's ________. (A)
The rigid, solid, rocky outer layer of the earth
Besides the relatively small additions of carbon from meteorites, the total carbon on Earth is ______. (A)
The form of carbon in the atmosphere.
The movement of carbon between reservoirs. (A)
The largest source CO2 in the atomsphere the burning of fossil fuels and ________. (A)
The process that releases energy from biosphere to atmosphere when fossil fuels are burned.
All the water on the Earth
On Earth, most carbon is stored in rocks and ________. (A)