Which of the following acts set new standards to reduce automobile emissions along with establishing a cap-and-trade program for reducing sulfur dioxide emissions?
A) the Clean Air Act Amendment of 1990
B) the Air Quality Act of 1967
C) the Clean Air Act Amendment of 1970
D) the Clean Air Act of 1963
E) the Motor Vehicle Air Pollution Control Act of 1965
A
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Which shape most easily fosters the establishment of effective internal communications for a smaller state?
A) compact B) elongated C) fragmented D) prorupted E) prolonged
Angular momentum depends upon
A) a body's mass. B) a body's distance from the axis of rotation. C) a body's rotation velocity. D) all of the above E) none of the above
The original Fujita scale, implemented in 1971, was based mainly on tornado damage incurred by a(n) ____________________
Fill in the blank with correct word.
What is a xerophytic flora?
A. cactus B. marsh grass C. magnolia tree D. water lily E. swampgrass