Geologists of the mid-twentieth century determined that the ocean floor was much older than the centers of continents
a. True
b. False
False
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The word _______________ is a Japanese word meaning harbor wave
Fill in the blank with correct word.
Which of the following statements about shifting cultivation is most accurate?
A) Shifting cultivation is not sustainable. B) Shifting cultivation is sustainable. C) Shifting cultivation can be sustainable if the population is small enough for the land area available for this agricultural system. D) Shifting cultivation is no longer practiced. E) Shifting cultivation is usually practiced in the middle latitudes.
Albedo is a term describing the Earth's
A. Use of energy in biomass production B. Outgoing infrared energy C. Refraction of energy D. Production of radiant heat E. Reflection of solar radiation
Identify the factor(s) that strongly influence the size, shape, and/or sorting of sedimentary clasts.
A. agents of transport B. steepness of slope C. sediment supply D. strength of current E. All of these choices are correct.