When the Pacific Decadal Oscillation (PDO) is in its warm phase which of the following is most likely?
A. a general increase in volcanic activity around the Pacific Ocean
B. a general increase in storms and rainfall
C. the relocation of storms and rainfall but without a net change in their totals
D. a general decrease in sea-surface temperatures in the North Pacific Ocean
Answer: B
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One of the best-known transform faults is the San Andreas Fault in California. This fault ____
A)is completely oceanic B)creates new lithosphere C)destroys old lithosphere D)separates the Pacific plate from the North American plate E)has little impact on earthquake activity in California
Which of the following best matches the description?Entrapment and transfer of heat from the sun to a building without use of machinery.
A. geothermal energy B. overburden C. photovoltaic cell D. resources E. black lung disease F. acid mine drainage G. passive solar system H. secondary recovery I. active solar system J. surface mining K. underground mining L. nonrenewable energy sources M. renewable energy sources N. liquefied natural gas O. reserves
The small pores on the surfaces of plant leaves through which gases move into and out of are known as
A) stoma. B) chlorophyll. C) sporangia. D) chloroplasts. E) guard cells.
Which of the following sports is a U.S. innovation?
A) rugby B) soccer C) baseball D) golf E) all of the above