Around an actively pumped well in an unconfined aquifer, a ________ may develop in the water table.
A. zone of saturation
B. recharge
C. sinkhole
D. cone of depression
Answer: D
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_______________ volcanoes are found far from plate boundaries.?
Fill in the blank with correct word.
Coral bleaching is produced by the invasion of crown of thorns starfish (Acanthaster).
Answer the following statement true (T) or false (F)
What is a general rule to help determine how fast a given fish can swim?
a) the bigger the fish, the faster it can probably swim b) the smaller the fish, the faster it can probably swim c) the thinner the fish, the faster it can probably swim d) the more poisonous the fish, the faster it can probably swim e) fish that live in the epipelagic zone usually swim faster than those whose natural habitat is the abyssalpelagic zone
Which of the following types of EMR has the shortest wavelength?
A. Microwaves B. Radio waves C. X-rays D. Visible light