What innovative product was patented by Cyrus McCormick in 1834?
A) steam engine
B) mechanical reaper
C) cotton gin
D) sewing machine
Answer: B
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What roles or jobs did African Americans generally hold in the radio industry?
A) Blacks were often staff musicians because they were heard and not seen. B) African Americans did much of the writing, acting, and directing for the show Amos 'n' Andy. C) Blacks were completely excluded from the entertainment industry during the 1930s and 1940s. D) Radio stations refused to hire any blacks as disc jockeys.
Saudi Arabia
A) has as its law the Islamic law. B) wrote and ratified a constitution after World War I. C) remained a province of Britain after World War I. D) rejected the Wahhabi movement. E) has a written constitution.
What was the relationship between Cahokia and the other Amerindian civilizations of that general period?
A) Cahokia seems to be related to the Mississippian civilization. B) Cahokia was derived from the ancestral Puebloan civilization. C) Cahokia was founded by the Toltecs. D) Cahokia was the first to grow maize and taught the other civilizations about the new food source. E) Cahokia was geographically centered in the Four Corners region.
Which of the following inventors built a highly efficient steam engine that transferred the piston's thrust into a circular motion?
A. Thomas Newcomen B. Samuel Crompton C. James Watt D. Margaret Bryan