What is used as a measurement of the corrosive strength of a substance?
a. Molecular weight
b. pH
c. Reactivity index
d. Ionic concentration
Answer: b. pH
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Of the following choices, the environment with the highest net primary productivity is the
A) temperate deciduous forest. B) open ocean. C) coral reef. D) cropland.
Bangladesh had a population, in the year 2012, of 161,084,000 and had a population growth rate of
1.6%. How many years, after 2012, will it take for the population to double at this rate? What will be an ideal response?
Woody shrubs (called chaparral or maquis) and widely spaced, stunted trees with occasional patches of bunchgrass are the dominant vegetation types in ____
a. tropical rainforest and tropical savanna borders b. humid continental climates c. desert climates d. Mediterranean climates e. subarctic climates
What type of stress associated with plate movement causes folding of the crust?
A. vertical compression B. shearing C. tension D. bending E. lateral compression