________ are subdivisions of eras.
A. Ages
B. Eons
C. Intervals
D. Formations
E. Periods
Answer: E
Environmental & Atmospheric Sciences
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The Westphalian system led to the development of
A. factories B. steam engines C. nation-states D. Gothic architecture
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The idea of nationalism matured in Europe in
A) the Middle Ages. B) the Reformation. C) the Renaissance. D) the nineteenth century.
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Waves in the westerlies typically provide: a. wind speed shear
b. warm and cold advection. c. convergence and divergence. d. All of these choices.
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The average number of years between past stream flow events that equaled or exceeded various discharges is called a(n) _______________ (two words)
Fill in the blank(s) with correct word
Environmental & Atmospheric Sciences