Acid rain has a pH of less than ________
A) 1.6
B) 5.6
C) 7.6
D) 12.6
E) 15.6
Answer: B
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Periodic volcanic eruptions and earthquakes that cause havoc in Indonesia and the Philippines can be traced to
A. the unstable mountains that form the spines of these island nations B. shallow continental shelves and narrow coastal plains C. their location on active plate margins D. their location on remnants of the former supercontinent Gondwanaland
Sandstone is a detrital sedimentary rock mostly composed of particles measuring 1/16-2 mm in
size. Indicate whether the statement is true or false.
This region has the highest average number of hurricanes per year
A) Atlantic B) Eastern Pacific C) Western Pacific D) Northwest Indian Ocean
Instructions: Choose one answer from each pair of selections. One idea for weakening a hurricane is to place some form of oil (monomolecular film) on the water to INCREASE | DECREASE the rate of evaporation and hence cut down on the release of latent heat inside the clouds