Reverse migration of Blacks to the American South was most pronounced in which time period?
A. 1950s-1970s
B. 1970s-1990s
C. 1940s-1960s
D. 1960s-1980s
Answer: B
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In a so-called ________, a union and a company may not negotiate a contract that requires workers to join a union as a condition of employment
A) "open shop" B) "closed shop" C) labor-controlled management factory D) "typical-A" Canadian factory E) "semi-autonomous glutton" factory
How much heat energy is needed to turn 1 gram of water at 100 degrees Celsius into water vapor?
-5.4 calories of heat energy -54 calories of heat energy -540 calories of heat energy -5400 calories of heat energy
Which of the following represents the correct charge sequence to create lightning?
A) A, negative; B, positive; C, negative
B) A, positive; B, negative; C, positive
C) A, positive; B, negative; C, negative
D) A, negative; B, negative; C, positive
In a phenol, which group is the substituent on the benzene ring?
A) amino B) carbonyl C) carboxyl D) hydroxyl