Which of the following conditions describes what the decline in the health of Germany's forests has been attributed to?
A. acid precipitation
B. erosion caused by excessive lumber cutting
C. urbanization
D. increased CO2 concentrations and global warming
Answer: A
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Which of the following minerals is/are least susceptible to chemical weathering in a moist, temperate climate?
A. feldspars B. quartz C. ferromagnesians D. calcite
Three scientific principles of sustainability of life on this planet are dependence on solar energy, biodiversity, and chemical cycling.
Answer the following statement true (T) or false (F)
What are the primary elements in Earth's continental crust?
A) oxygen, uranium, and thorium B) oxygen, silicon, and uranium C) oxygen, silicon, and aluminum D) iron, aluminum, and carbon
In what ways can water be temporarily stored, from a few years to a few thousand years, on the land
areas before returning to the oceans? What will be an ideal response?