Which of the following are examples of commercial energy?

A. extracting oil, mining coal, and gathering fuelwood
B. using a solar cooker, burning natural gas, and mining coal
C. burning natural gas, gathering fuelwood, and instilling a windmill
D. extracting oil, mining coal, and burning natural gas
E. installing a windmill, extracting oil, and mining coal


Answer: D

Environmental & Atmospheric Sciences

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Give four reasons why water typically has smaller temperature fluctuations than land

What will be an ideal response?

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All continents fit together with the least number of overlaps and gaps when the continents are matched along ________

A) edges at around 2,000 meters depth B) current shorelines C) the edge of the continental shelf D) edges of the deep sea floor E) oceanic trenches in subduction zones

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When Freddy Frog drops vertically from a tree onto a horizontally-moving skateboard and doesn't slip off, it is likely due to

A. inertia in motion. B. impulse. C. friction between his feet and the board. D. momentum change.

Environmental & Atmospheric Sciences

Is the stream terrace north of the Souris River of uniform width? If not, describe the pattern.

The following questions are based on Map T-4, the “Voltaire, North Dakota” topographic map (scale 1:24,000; contour interval 5 feet). You may also want to look at Figure 40-4 on page 280, a stereogram of this same area. The Souris River has downcut into the glacial outwash deposits along its course leaving stream terraces (48°06'23"N, 100°48'05"W). What will be an ideal response?

Environmental & Atmospheric Sciences