True or False: Radioactive decay permits geologists to determine the age of some minerals
Indicate whether this statement is true or false.
Answer: TRUE
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Tradable pollution rights
A. are not a market strategy to reduce pollution and resource waste. B. does not allow companies to save unused credits for future use. C. can be effective, depending on where the initial limits are set and the rate at which they are reduced. D. have not been successful in reducing sulfur dioxide emissions in the U.S. E. can be used only for reducing greenhouse gas emissions.
The Younger Dryas period was an example of which type of climate change?
A) non-linear B) minor C) long-term D) linear
Groundwater provides important sources for human and landscape, including:
a. it is an important source for domestic, industrial, and agricultural use b. it is an important source of erosional agent c. it provides important energy source in some areas d. all of the above
Which of the following have been associated with prolonged treatment with drugs such as Premarin or Provera?
A) an increased risk of breast cancer B) an increased risk of uterine cancer C) both a and b D) neither a nor b