Why were the citizens of Heimaey, Iceland, successful in stopping the lava flow that threatened their harbor?
A) They had a ready supply of water with which to chill the lava.
B) The Icelandic air force bombed the lava flows.
C) A giant sea wall was constructed to stop the lava flows.
D) The lava was rhyolitic in composition.
A
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You toss a ball upward. After it leaves your hand, the force of gravity on it
A. remains constant. B. no longer acts. C. gradually diminishes. D. gradually increases.
Which of the following statements describes the primary reason for the dry summer subtropical climate in North America?
A. The ITCZ moves north in summer. B. The Bermuda high intensifies and shifts northward in summer. C. The Pacific high moves north in summer. D. Storms do not form in summer.
Finely laminated, alternating light and dark layers of sediment deposited in a glacial lake are known as
glacial ____________________. Fill in the blank(s) with the appropriate word(s).
Describe the important aspects of weather and atmospheric conditions that meteorologists typically obtain from upper-level maps at 850, 700, 500, 300, and 200 mb
What will be an ideal response?