The earliest seismographs were designed by the Chinese nearly 2000 years ago to measure ________
A) the magnitude of an earthquake
B) the depth of an earthquake focus
C) the intensity of an earthquake
D) the direction to the earthquake focus
Ans: D) the direction to the earthquake focus
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Which of the following statements accurately applies to the relation between a location and its annual temperature range?
A. Annual temperature ranges tend to be smaller at high latitudes than near the equator. B. Annual temperature ranges tend to be much greater in the middle of an ocean. C. Locations with identical annual temperature ranges have identical temperature patterns. D. Annual temperature ranges tend to be much smaller near an ocean coastline than in the middle of a continent.
This is a form of subsistence agriculture based on the herding of domesticated animals
A) bush fallowing B) ranching C) pastoral nomadism D) mixed farming E) swidden
A number of hydroelectric dams are now scheduled for dismantling. What is the main reason for this?
a. Their structure has weakened. b. New findings about the potential for large earthquakes have been discovered. c. Cheaper and cleaner sources of electrical power have been found. d. Environmental concerns must be addressed before a dam can be relicensed. e. The demand for irrigation water has decreased.
When a wave reaches shore it piles a mass of water against the coast because water moves slowly
A) towards the poles. B) towards the equator. C) in the direction of wave movement. D) away from the shoreline.