What are Earth's six principal subsystems?
The principal subsystems of Earth are:
- atmosphere
- biosphere
- hydrosphere
- lithosphere
- mantle
- core
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Canada's most important industrial region is northeastern Ontario
Indicate whether the statement is true or false.
For cyclogenesis to occur along a frontal wave, the winds aloft directly above the wave shouldbe:a
diverging. b. converging. c. blowing straight from west to east. d. increasing in speed uniformly over a broad area.
Compared to the use of fossil fuels, wind energy
A) is more consistent. B) requires no investment. C) produces no exhaust pollutants and contributes little to global climate change. D) is not renewable.
Which movement originated in 2011 as a protest against the concentration of wealth in the United States?
a. NOW b. One Percent c. Fair Access and Income Redistribution (FAIR) d. Money Matters e. Occupy Wall Street