Who discovered X rays?
A. Max Planck
B. Werner Heisenberg
C. Wilhelm Roentgen
D. Ernst Mach
E. Albert Einstein
C
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Why did the Bay of Pigs invasion fail?
A. The Cuban government had been informed of the operation. B. The Soviet Union provided significant military support. C. The operation was conducted without the aid of other Latin American states. D. The United States refused to provide significant military support.
Tenements were __________
a. saloons where working-class men gathered to socialize b. urban apartment buildings that tended to be overcrowded c. neighborhood ghettos of unassimilated East European immigrants d. heavily developed industrial districts notorious for air and water pollution e. pool halls frequented by members of violent street gangs
In the election of 1840 the Whig's presidential nominee, who was a former military hero whose political opinions were largely unknown, was
A) William Henry Harrison. B) Martin Van Buren. C) James K. Polk. D) Zachary Taylor.
Periplus maris erythraei is
A. the fundamental principle of Roman law. B. a description of Red Sea, African, and Indian ports. C. the Roman cavalry. D. the prolonged period of peace and stability beginning with the reign of Augustus. E. the Roman senate.