Which of the following did NOT contribute to the increase in China's food production during the Southern Song dynasty?
A. a period of climatic warming
B. fewer droughts
C. the introduction of the traction plow
D. the introduction of more resistant and rapidly growing rice
Answer: C
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Ware v. Hylton established the authority of the Supreme Court to
A. rule on the constitutionality of acts of Congress. B. hear suits brought by state governments against individuals. C. rule on the constitutionality of state laws. D. hear suits brought by individuals against state governments.
What was the first country to incorporate machine guns into battlefield tactics?
A) Germany B) Britain C) France D) Austria-Hungary
The wife of Zeus is:
a. Antigone b. Callisto c. Hera d. Merope e. Aphrodite
Which of these statements best describes the status of African Americans in California?
a. California was a free state, and thus, African Americans had equal status with whites. b. Even though California was a free state, the federal Fugitive Slave Act determined that slaves brought into the state remained slaves in California. c. Because California entered the Union as a slave state, African Americans were considered slaves. d. Sometimes they were viewed as slaves, sometimes as free.