Moon's period about Earth is about 28 days. If the Moon were closer to Earth, the period would be
A. less than 28 days.
B. unchanged at 28 days.
C. more than 28 days.
D. no way to say
Answer: A
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Which of the following is NOT a common form of destruction associated with hurricanes?
A) coastal storm surges B) heavy downpours C) severe flooding D) high winds E) loss of marine biodiversity
The salinity of seawater remains constant because
A. salinity measurement technology is unreliable. B. salts are removed from seawater about as fast as they are deposited. C. salts are included in the molecular formula of seawater. D. salts no longer form in the ocean.
The zone beyond a glacier's limit and not directly touched by ice is the ________ zone
A) ablation B) accumulation C) periglacial D) moraine E) névé
Most of the structural damage from earthquakes worldwide is caused by
A. surface waves. B. P waves. C. S waves. D. seismic sea waves.