Galileo observed several features using the telescope. Which one of the following did he not discover?
A) Jupiter's four largest moons B) sunspots
C) the two moons of Mars D) phases of Venus
C
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In what way does the law of conservation of matter dictate what happens to arsenic when it is released into the environment?
A. Since arsenic is an element and cannot be broken down by typical environmental conditions, it can continue to poison animals and pollute the environment forever. B. Since arsenic is a compound composed of several different elements, it will break apart into harmless elements and pose no future danger. C. Arsenic degrades into harmless atoms and electrons over time as environmental conditions change. D. Arsenic is not a toxic compound so nobody cares what happens to it after it is discarded.
Which kind of mining technique has the potential to dramatically reduce water and air pollution?
What will be an ideal response?
What is the correct order of conformable sedimentary facies, from shoreline toward open water?
a. shale ? mud ? sand b. limestone ? sand ? conglomerate c. limestone ? shale ? mud d. sandstone ? shale ? limestone e. mud ? sandstone ? shale
Detroit's comparative advantage in terms of automobile production included all of the following EXCEPT
A) it was Henry Ford's hometown. B) it was previous center of the wagon and buggy industry. C) it was close to numerous parts-producing firms. D) it was close to Akron, a major rubber center. E) it was at the nexus of numerous transportation routes and networks.