Which detail supports the main idea that microgravity weakens astronauts' bones?

Which best describes the purpose of the south carolina exposition and protest, which was written by john c. calhoun? a) to explain why the south was nullifying the tariff of 1828 b) to describe the ways the tariff of 1828 would southerners c) to persuade northern states to rebel against the federal government d) to ask england for if the south decided to secede from the union

Why are people in history willing to fight in conflicts against a more powerful oppressor?

Geography and harsh weather played a major role in the napoleons defeat during his invasion of