As the temperature of a body increases, it will radiate energy at ____ wavelengths
a. the same
b. longer
c. shorter
d. immeasurable
C
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The industrialization of agriculture has made the farm
A) the center of agricultural production. B) the center of the service sector of the economy. C) the cutting edge of new technology. D) a component in the agro-commodity production system. E) an unnecessary part of food production.
How has converting forests to mostly paved urban areas changed the streams and rivers in the affected watersheds?
A) Flooding has decreased. B) Infiltration shifts to runoff. C) Evaporation has increased. D) Levels of water flow and pollution have decreased.
The primary advantage of hydropower is that it ________
A) is the most economically feasible of all the renewable energy resources B) is the oldest of the renewable energy resources C) is widely available to all countries D) does not rely on fossil fuel to generate electricity E) produces no environmental effects
Which of the following is most important to urban biodiversity and ecosystem services?
A) beaches B) greenhouses C) urban rooftops D) window-box gardening E) trees and forested parks