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
Answer: A
You might also like to view...
A food desert
A) is a region which specializes in cuisine from arid regions of the world B) is a measure of poverty where people have limited access to fresh, healthy and affordable food C) is defined as an area where >50% of the residents live in poverty and >25% are suffering from a nutrition-related illness D) is a region where there is an overabundance of produce E) is usually found in affluent neighborhoods
Potential evapostranspiration is a direct measurement of the amount of evapotranspiration that occurs in a given area during a given period of time
Indicate whether the statement is true or false
Which metal is found in complex III of the electron and H+ transport chain?
A) Ca B) Co C) Fe D) Mg
Fold-and-thrust belts are the result of ________ stress whereas fault block mountains are the result of ________ stress
A) compressional; tensional B) shear; compressional C) tensional; shear D) shear; tensional