The Silurian Clinton Formation is an important source for ____
A)rock salt
B)oil and gas
C)iron
D)silica
E)lime
C
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What is the term for ocean components not accounted for by the weathering of continents?
a. trace elements b. colligative properties c. conservative constituents d. nonconservative constituents e. excess volatiles
List at least three pieces of information you would need when attempting to radiometrically date an igneous rock using
uranium-238/lead-206 isotopes. What will be an ideal response?
Which of the following statements is NOT true?
a. Cyclonic flow is associated with low pressure. b. Surface winds flow parallel to the isobars. c. Flow around a high-pressure area in the Southern Hemisphere is counterclockwise. d. Flow around a low-pressure area in the Northern Hemisphere is counterclockwise.
The following statements explain why contamination of aquifers is dangerous. Which of the statements is false?
A. Aquifers can take an extremely long time to turn over their water content. B. Minuscule amounts of a pollutant can contaminate an entire aquifer. C. The contaminants are concentrated by the different densities of water in the aquifers. D. Pollutants are extremely stable once they contaminate an aquifer. E. All of these statements are true.