A car that travels twice as fast as another when braking to a stop will skid
A) twice as far.
B) four times as far.
C) depends on the mass of the cars
B
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Which lettered point is most clearly on a spur or ridge running down the side of a hill?
The question is based on this contour line map with elevations shown in feet.
• North is to the top of the map.
• Streams are shown with dashed lines.
• A graphic scale for measuring horizontal distances is shown below the map.
• Estimate elevations between contour lines to the nearest half-contour interval; assume that the top of a
hill is one-half-contour interval higher than the highest contour line shown.
What will be an ideal response?
Which statement explains a cause for sea level to fall?
A) ?Periods of global glaciation trap ocen water in land-based glaciers. B) ?Global warming causes seawater to expand and occupy more volume. C) ?High rates of seafloor spreading causing expansion in volume of oceanic ridges. D) ?Sediments shed by the continents during periods of rapid erosion occupy more volume.
How is a theory formulated? What will be an ideal response?
In general, biodiversity is
A) fairly evenly spread among all of the major groups of animals and plants. B) accurately quantified for most ecosystems, especially in tropical regions. C) 75% plant species and 25% animal species. D) declining in the United States and around the world.