Hydropower
A. provides about 90% of the electricity in Europe.
B. is most important in rivers and streams.
C. uses the potential energy of large standing water bodies to produce electricity.
D. can emit methane from the decomposition of submerged vegetation in reservoirs.
E. is expected to grow in large-scale plants in the future.
Answer: D
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A) import substitution. B) a quaternary sector activity. C) flexible production. D) vertical disintegration. E) deindustrialization.
Over the last three decades, which country of East Asia has had the slowest economic growth?
A) South Korea B) Taiwan C) China D) North Korea E) Japan
Granite exfoliation domes are produced by the weathering process of _______________
Fill in the blank(s) with correct word
Homeostasis refers to
A. spatial homogeneity. B. a tendency to change. C. equilibrium. D. the environment.