A cube of some rock weighs 6 grams, and a same-sized cube of water weighs 2 grams. What is the specific gravity of this rock?
A. 2
B. 6
C. 1
D. 0.5
E. 3
Answer: E
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Which of the following was NOT a key factor in the rise of the American manufacturing core in the early 20th century?
A) its increased connectivity to a growing network of roads and canals B) its location in a warm climate with year-round fair weather for production C) its proximity to natural resources (ex. coal, iron ore) D) its location in an existing population center in order to draw on an existing labor supply E) its location near to the Great Lakes to allow for transport of cargo
A steady-state economy would be marked by ________ resource consumption, ________ volume, and ________ output.
A. High; low; low B. Low; low; low-quality C. Low; high; high-quality D. Low; low; high-quality E. High; high; high-quality
Globally, although trade in food has decreased dramatically, especially since 2000, the top three export grains are still wheat, corn, and barley
Indicate whether the statement is true or false.
Oceanic crust is composed of:
a. extrusive igneous rock. b. intrusive igneous rock. c. limestone. d. shale. e. granite.