Ocean currents do not follow wind patterns exactly; rather, they spiral in semiclosed circular whirls called ____________________
Fill in the blank with correct word.
ANSWER: gyres?
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The speed of plate motion is approximately ________.
A. 1-10 km/yr B. 1-10 m/yr C. 1-10 cm/yr
The unit of weight used for precious stones is the carat (1 carat = 200 mg, exactly). If a particular 1.25 carat diamond cost $7000.00, what is the cost of a collection of identical diamonds which weighs 1.00 ounce? [1 ounce = 28.35 grams]
A) $28,000 B) $35,000 C) $16,000 D) $790,000
The last interglacial period with temperatures similar to the present interglacial period was the
A) Günz-Mindel interglacial. B) Eemian interglacial. C) Holstein interglacial. D) Flandrian interglacial.
What is the energy budget?
A) the amount of incoming energy B) the amount of outgoing energy C) the amount of energy absorbed by the atmosphere D) the balancing of incoming and outgoing energy