Judge the following sentence according to the criteria given below: Aluminum is concentrated in the
formation of bauxite ore BECAUSE it is relatively insoluble during the deep chemical weathering that
occurs in hot, humid tropical climates.
a. The assertion and reason are both correct, and the reason is valid.
b. The assertion and reason are both correct, and the reason is invalid.
c. The assertion is correct and the reason is incorrect.
d. The assertion is incorrect and the reason is correct.
e. Both the assertion and the reason are incorrect
A
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On a weather map, which of the following types of fronts is drawn in blue and represents a region where colder air is replacing warmer air?
A. cold-type occluded front B. warm-type occluded front C. cold front D. warm front
How many square kilometers are required to support four species? How many species would you expect to find in a park half that size? What percent reduction is this over the original population?
Use Figure 29.4 and the trend line to answer the question.
Europe has deindustrialized in the last several decades. However, the two major industries are:
A. textiles and food processing B. fishing and farming C. coal and oil D. automobiles and airplanes
In the early 1900s the German meteorologist ________ made a strong case for continental drift.
A. Diane Carlson B. Alfred Wegener C. Charles Plummer D. Ben Franklin E. George Bush