Lava solidifying during a period of reverse polarity will align the magnetic fields of its iron particles toward the ________ pole
A) East
B) West
C) North
D) South
Answer: D
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You would expect to find narrow, twisting streets in a medina
Indicate whether this statement is true or false.
Which of the following conditions would likely prompt the issuing of a weather watch?
A. Heavy snow has been falling over the forecast area. B. There is a chance for tornadoes tomorrow. C. Presently, extremely high winds are occurring at mountain summits. D. A tornado has been sighted at the outskirts of town.
A small thunderstorm cloud with virga falling out of its base and blowing dust at the ground can be a warning of a severe hazard to an airplane. Which of the following statements explains what this warning indicates?
A. It is the first indication of a tornado. B. It is an indication that hail will soon begin to fall. C. It is an indication that the airplane could be struck by lightning. D. It is an indication of an intense downdraft or microburst.
What is responsible for the red tide phenomenon?
a) The water appears red as a result of reduced levels of photosynthetic pigment. b) It's a phenomenon that usually coincides with storm surges; the name comes from the red kelp that often washes ashore as a result of rough weather. c) Red tide occurs in patches of water where certain species of dinoflagellates flourish. They are so abundant that the water becomes discolored and takes on a red hue. d) Red tides occur once a year and in accordance with the lunar cycle.