With regard to earthquakes, what distinguishes intensity from magnitude?
A) Intensity is a measure of how much energy is released by the earthquake, but magnitude is a rough measure of local shaking.
B) Magnitude is a measure of how much energy is released by the earthquake, but intensity is a rough measure of local shaking.
C) Intensity and magnitude both depend on people reporting their experiences.
D) Magnitude cannot be measured from a distance using seismograms.
Answer: B
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What percentage of Americans over the age of 6 have trace levels of BPA in their bodies?
a. 93% b. 95% c. 90% d. 83% e. This applies to citizens of other developed countries, but not America.
Tower karst is most common in the ____
a. high latitudes b. humid tropics c. humid mid-latitude d. tropical deserts
Compared to Antarctic Bottom Water, North Atlantic Deep Water is ________
A) colder B) denser C) higher in nutrients D) higher in salinity E) lower in oxygen
Compared with curve 2 on this hydrograph, what is a possible explanation for curve 1?
A) The basin for curve 1 has steeper slopes than the basin for curve 2.
B) The storm recorded by curve 1 was shorter and more intense than the storm represented by curve 2.
C) Curve 1 shows the same area as curve 2 but after urbanization.
D) All of these are possible.