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  • Stage 1

    Answer 6 out of 7 questions correctly.

Carbon is a chemical element. The chemical symbol for carbon is
C.
Substances that have carbon, like carbon dioxide
(
C
O
2
)
,
use the symbol C in their chemical formula to represent carbon.
Carbon is essential for all living things on Earth. In fact, all of the cells in every living thing contain some carbon! Carbon can also be found in some nonliving things. The movement of carbon between living things, the atmosphere, the oceans, and Earth's crust is known as the carbon
cycle.
Which of the following statements are true? Select all that apply.
ref_doc_title.

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