Photovoltaic (PV) technology is best described as ________

A) using sunlight to generate electricity
B) trapping sun's heat and storing it for many varied uses
C) passive solar technology
D) using sun's energy to warm a room without mechanical devices
E) using mirrors to concentrate sunlight, to heat water and produce steam for electricity generation


Answer: A

Environmental & Atmospheric Sciences

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Characteristics of a state such as shape and size can be offset by location.

Answer the following statement true (T) or false (F)

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What happens to the majority of sediment being carried by moving water as it enters a standing body (little or no motion) of water?

A. The sediment remains suspended. B. The sediment gradually settles to the bottom. C. The sediment dissolves in the water column.

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One June 21, the vertical rays of the Sun strike a parallel of latitude known as the ________.

equator Arctic Circle Tropic of Cancer

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The average summer temperatures in the Southern Hemisphere are cooler than the average summer temperatures in the Northern Hemisphere because ____

A) Earth is closer to the sun in January B) Earth is farther from the sun in July C) over 80% of the Southern Hemisphere is covered with water D) the sun's energy is less intense in the Southern Hemisphere

Environmental & Atmospheric Sciences