The overall rate at which humans are producing carbon dioxide is
A) increasing.
B) decreasing.
C) some years increasing and other years decreasing.
D) remaining about the same.
A
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Which of the following statements is NOT true concerning the supercell wall cloud?
A) indicates a tornado may form soon B) caused by intensification of the mesocyclone C) usually located on the north/east side of the supercell D) forms when cool air is drawn into the storm's updraft
A conformal map projection is one that
A) is based on the idea of projecting the image on all or part of the globe onto a cone. B) preserves (i.e., does not distort) the shapes of features, like countries or continents. C) preserves (i.e., does not distort) the area of features, like countries or continents. D) allows only a hemisphere or less of the Earth's surface to be shown on a map.
Some scientists think that Yellowstone could cause a future disaster because
A) the area is part of a caldera. B) magma is still present at depth. C) past eruptions from Yellowstone carried ash over a huge area of western North America. D) land near Yellowstone is uplifting in some places and subsiding in others. E) All of these are correct.
________ are the most common materials precipitated as cement, which binds loose particles of sand into a solid sedimentary rock.
A. Feldspar and calcite B. Calcite and silica C. Clay and silica D. Silica and hematite E. Calcite and fluorite