Because groundwater flow rates are often slow, groundwater pollution may first be detected many years after the occurrence of contamination and in areas distant from the pollution source.
Answer the following statement true (T) or false (F)
True
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Which of the following would be most useful in investigating groundwater contamination?
A) Records of how much material the company may have spilled B) Records of health problems, like leukemia, of people living in the area C) A map showing contours of the water table and of contamination levels D) A geologic map
Climate over the past 2 million years has
A) stayed the same. B) become progressively cooler. C) become progressively warmer. D) shifted between warm and cool periods.
Which of the rays/waves along the wavelength contains the most energy?
A) ultraviolet rays B) infrared rays C) microwaves D) gamma rays E) X-rays
Which of the following occurs when an acid reacts with an active metal?
A) The metal is reduced. B) The water is oxidized. C) both a and b D) neither a nor b