31. The Astronomer who first placed the sun at the center of the universe was:
A. Tycho Brache
B. John Harvey
C. Johannes Kepler
D. Nicolas Copemicus
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How did political revolutions in the atlantic ocean basin affect or alter the institution of slavery and the lives of slaves

Plz which of the following provisions of the compromise of 1850 was designed to appeal to slave states? a. congress passed a strict fugitive slave law. b. the slave trade was banned in washington dc. c. texas agreed to give away some of its land so that the territory would be available for future states. d. california was admitted to the union as a free state.

This table shows the number of cities in north carolina from 1860 to 1910. which factor was responsible for the change in population from 1860 to 1910? a. the expansion of railroad lines cities grow. b. the growth of farms brought workers into the state. c. the civil war resulted in residents leaving the state. d. the rise of corruption led many residents to leave cities.