When hydrogen is burned as a fuel, the primary waste product produced is ________
A) carbon monoxide
B) H2O
C) hydrocarbons and CO2
D) CO2 and H2O
E) CO2
B
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Compared to large, industrial farms, traditional intensive subsistence farms tend to
A) be a more sustainable form of production. B) rely more on sophisticated forms of mechanization. C) use chemical fertilizers rather than manure and compost. D) have low yields. E) lack agricultural and environmental understanding.
You are in Cairo, Egypt. Which language will you most likely hear spoken?
A) Hebrew B) Farsi C) Berber D) Arabic E) Turkish
The speed of the wind at a place is primarily determined by the barometric pressure at that place
Indicate whether the statement is true or false
Short-wavelength radiation from the Sun passes through a planet's atmosphere but some of the outgoing long-wavelength energy is absorbed and radiated again; this process is known as________.
A. the Bose-Einstein Effect B. the greenhouse effect C. the Walker Cycle D. convection E. global cooling