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Think about the nitrogen cycle, the oxygen cycle and the carbon cycle. Why are these all considered cycles?
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Think about the nitrogen cycle, the oxygen cycle and the carbon cycle. Why

are these all considered cycles?

User LBushkin
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2 Answers

1 vote
Yes they ars cause they go around and come around
User Luccas Correa
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5 votes

Answer:

i guess cuz they all end from where they start from

Step-by-step explanation:

User KRiZ
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