Which of the following was not among the technological improvements that made the modern transcontinental railroad network possible?
a. Steel rails
b. Air brakes
c. Standard gauge tracks
d. The block signal
e. The electric engine
e
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Why did the Virginia settlers suffer from inadequate food supplies between 1609 and 1611?
a. They planted unsuitable crops. b. Their crops were struck by disease. c. They faced constant Indian attacks. d. They lacked capable leadership.
Byzantium was chosen as the new Roman capital because
a. the power structure of the Roman empire had already been weakened by the creation of minor emperors. b. invasions by tribes in Europe had intensified. c. it was the center of Christianity. d. the geography made it easy to defend. e. western Rome was in severe economic decline.
By how much did European economies decline in the years 1929–1932?
A) A little over 50 percent B) Just under 75 percent C) 90 percent D) 25–30 percent E) They did not decrease.
All of the following occurred during the War of 1812 EXCEPT:
a. British ships blockaded the eastern seacoast b. the White House and the Capitol were burned c. New Orleans was lost to the British d. Andrew Jackson became a national hero