The following seismic waves are used to locate the earthquake epicenters:
A. surface waves and P waves.
B. Rayleigh waves and P waves.
C. P waves and S waves.
D. surface waves and S waves.
E. L waves and S waves.
Ans: C. P waves and S waves.
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Voltage can be induced in a wire by
A. changing the current in a nearby wire. B. moving the wire near a magnet. C. moving a magnet near the wire. D. all of the above
A superior mirage
A) requires a significant temperature inversion near the surface. B) makes objects appear to be upside down. C) is caused by images being refracted through water droplets. D) is caused by images being refracted through ice crystals. E) can only occur on a hot day.
In contrast to Aristotle's statements about nature, Galileo's reliance was on
A. patterns. B. mathematics. C. logic. D. experiment.
Despite their differences, the terrestrial planets have similar evolutionary trends
a. True b. False