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Earth ScienceThe Carbon Cycle
Carbon, the fourth most abundant element in the universe, moves between the atmosphere, oceans, biosphere,...
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Process of ScienceUsing Graphs and Visual Data in Science
Understanding graphs and other visual forms of data is an important skill for scientists. This...
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Earth ScienceFactors that Control Earth's Temperature
Based on how much sunlight hits Earth versus how much is reflected, Earth’s average temperature...
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