The discharge of mercury and dioxins (both HAPs) is decreasing.
Answer the following statement true (T) or false (F)
False
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Just like in the United States, the most dramatic structural change in the Canadian economy has been the rise of the __________, which now employs about three-quarters of all Canadians.
-service sector -agriculture -manufacturing -hi-tech sector -energy sector
This Gigapan image shows a dark metamorphic rock in contact with a lighter igneous rock (granite). Review the statements below, and determine which are correct about the dark metamorphic rock on the left in the Gigapan image.
A.) The metamorphic rock has undergone high-grade metamorphism. B.) The metamorphic rock shows foliation. C.) The metamorphic rock shows no foliation. D.) The metamorphic rock has undergone low-grade metamorphism.
Which of the following best illustrates sound science?
A) Asking voters to determine if windmills should be placed in their community B) Measuring wind velocities to determine the cost-effectiveness of windmills in a region C) Selecting a source of energy based upon profitability and yield of tax dollars D) Lobbying government officials to increase drilling for offshore oil
Primary productivity data of the oceans is collected using satellites which measure ________
A) biomass B) color C) oxygen D) radioactivity E) temperature