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 Standard 7 Each element on Earth moves among reservoirs, which exist in the solid earth, in oceans, in the atmosphere, and within and among organisms as part of biogeochemical cycles. 
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My Digital Portfolio 
Earth Science |
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Standard 7 Each element on Earth moves among reservoirs, which exist in the solid earth, in oceans, in the atmosphere, and within and among organisms as part of biogeochemical cycles.
|
My Digital Portfolio
Earth Science |