Which of the following is not a trace element in living organisms?
A) Iron
B) Copper
C) Zinc
D) Carbon
D
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Two processes which chemically alter parent material are
A. freezing and thawing. B. oxidation and hydrolysis. C. decomposition and oxidation. D. hydrolysis and liming.
Oregon's strong policy of enforcing UGB's (urban growth boundaries) to create livable cities has been exemplary for many years, but between 2004 and 2007, voters ________
A) voiced their desire to have a state as populous as neighboring California B) have gone further by passing a bill capping population in all major cities C) passed legislation forbidding the construction of any new single-family homes D) passed a bill promoting unregulated development everywhere in the state E) passed a bill giving property owners the right to ignore UGB's
Warm fronts generally have steeper slopes than cold fronts
Indicate whether the statement is true or false
Which of the following is determined by making direct observations in the area affected by an earthquake?
A) focus or hypocenter B) epicenter C) magnitude D) intensity