The earth's climate will not change in response to ____.
A. increases and decreases in volcanic emissions
B. plate tectonics
C. magnetic pole reversals
D. shifting ocean currents
E. variations in atmospheric gas concentrations
Answer: C
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The ____________________ is a layer of Earth's mantle in which the rocks are close to their melting point and are less elastic
Fill in the blank(s) with correct word
The locavore movement
A. is based on the consumption of raw foods. B. entails the consumption of local foods and tends to be less energy consumptive. C. entails the consumption of local foods. D. tends to be less energy consumptive. E. entails the consumption of local foods, tends to be less energy consumptive, and is based on the consumption of raw foods.
Why is clay poor soil?
A) It doesn't allow sufficient drainage. B) It does not contain organic matter. C) Clay particles pack so tightly there is little air in clay soil. D) all of the above