Which of the following is a characteristic of P-waves?
A. They cannot be recorded on seismographs.
B. They travel slower than other seismic waves.
C. They displace the rock back and forth in a direction that is perpendicular to their travel direction.
D. They are generated near the surface and only compress the rock as they travel.
E. They compress and then expand the rock in the direction the wave travels.
Answer: E
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During major ENSO events, sea level rises in the western Pacific and water temperatures also increase
a. True b. False
Which of the following statements correctly expresses the relationship between one degree of change on the Celsius scale and one degree of change on the Fahrenheit scale?
A. One degree change on the Celsius scale is larger than one degree of change on the Fahrenheit scale. B. One degree change on the Celsius scale is equal to one degree of change on the Fahrenheit scale. C. One degree increase on the Celsius scale is equal to one degree of decrease on the Fahrenheit scale. D. One degree change on the Celsius scale is smaller than one degree of change on the Fahrenheit scale.
A relatively narrow downburst, less than four kilometers wide, is called a ____
A) microburst B) macroburst C) funnel cloud D) mesocyclone
Which of the following best matches the description?Relationship between available supply of a commodity or service and its price.
A. negligible risk B. external costs C. supply/demand curve D. sustainable development E. risk F. probability G. subsidy H. demand I. risk management J. risk assessment