Both IDW and kriging use weights in estimating an unknown value. Describe the difference between the two interpolation methods in terms of how these weights are derived.
What will be an ideal response?
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A) water and waste production by humans B) pests and disease C) habitat extinction and species destruction D) foods and medicines E) oil and coal
Which mechanism for heat transfer can operate in a vacuum?
A) radiation B) conduction C) convection D) contraction
During the spring, which air mass would most likely bring record-breaking high temperatures to the eastern half of the United States?
a. mT b. mP c. cP d. cT e. cA
The escape of nutrients from sediments can be reduced or eliminated by any of the following strategies except
A. chemical treatment of the sediment. B. aeration. C. emplacement of a plastic or impermeable clay barrier over the bottom sediments. D. dredging.