Which of the following helped spur the energy revolution?
A. machines that were driven by human muscle action
B. the industrial revolution
C. the discovery of oil in Pennsylvania
D. the steam engine
Answer: D
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By the time of the election of 1860, Stephen Douglas was probably the last hope of avoiding a rupture between the North and South
Indicate whether the statement is true or false
The English king most responsible for creating a strong monarchical government was
a. Henry VI. b. Edward V. c. Richard III. d. Henry VII. e. Henry VIII.
Which of the following industries was particularly hard hit by the attacks of September 11, 2001?
a. the agricultural industry b. the airline industry c. the oil industry d. the financial industry
David Ricardo's iron law of wages stated that
A) wages would rise as competition eliminated inefficient producers. B) wages would decline as productivity drove prices down. C) wages would fall when the population of workers increased. D) wages would rise as workers organized into unions. E) wages were irrelevant; only commodities like pig iron mattered.