How does carbon move between different sinks and sources on earth

Carbon is constantly moving between these different stores, that act as either “sinks” or “sources.” A sink absorbs more carbon than it gives off, while a source emits more than it absorbs. The amount of carbon in the atmosphere at any one time depends on the balance that exists between the sinks and sources.

Explanation:

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the rocks are classified by the geological process they are formed by. the three main groups of rocks are igneous, metamorphic, and sedimentary. minerals are not they are classified under the chemical classes they are in. these groups include silicates, sulfates and carbonates.