Which of the following geologic observations would not bear directly on working out the sequence of geologic events in an area?
A) inclusions of sandstone in a granite pluton
B) the feldspar and quartz contents of a granite
C) an unconformity between a granite and sandstone
D) a well-exposed dike of basalt in sandstone
B
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Urban areas with poor sanitation and numerous health risks will generally have a low ____________________
Fill in the blanks with correct word
Energy efficiency refers to ____.
A. how much energy we use B. how much energy is wasted C. how much heat is produced D. getting more work out of the energy we use E. getting more energy out of our work
The cottage industry system involved manufacturing
A) of hand-made luxury goods. B) in the home. C) of steam engines and other cottage-sized machines. D) in small factories. E) cheeses and pastries.
Substance(s) that qualify to be called particulate air pollutants include
A. carbon dioxide. B. ozone. C. nitrogen oxides. D. smoke.