Which Calculation Was Done to Determine the Rate of Calcite

question 9

Multiple Choice

Which calculation was done to determine the rate of calcite accumulation in soils in Gile and Grossman's experiment?

• A) the number of kilograms of calcite found in the soil column divided by time (calculated by radioactive carbon dating)
• B) the number of kilograms of calcite found in the soil column (estimated by comparison with known sources) multiplied by time (estimated by comparison with similar rock layers elsewhere)
• C) time (calculated by radioactive carbon dating) divided by the number of kilograms of calcite found in the soil column (measured in the lab)
• D) time (calculated by using known fossils) divided by the number of kilograms of calcite found in the soil column

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