How are carbon isotopes used to infer past atmospheric CO2 concentrations?
What will be an ideal response?
Organisms fractionate carbon isotopes more strongly when atmospheric CO2 levels are high. Hence, a large difference in ?13C values between organic carbon and carbonates is considered as evidence for high atmospheric CO2 ratios.
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Give an example of how meteorologists would use their knowledge of daily temperature patterns to make a forecast
What will be an ideal response?
Scientists pose hypotheses, or informed predictions about how our natural world will behave, using the ____________________ method
Fill in the blank(s) with correct word
What is a set of mathematical equations that approximates how atmospheric temperature, pressure, winds, and moisture vary with time?
Extratropical cyclones over large bodies of water
A) can gain both sensible heat and latent heat from the water. B) are usually weaker than if they were over land. C) lose much energy to the water. D) are called "busts." E) all of the above