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Internal energy can only be changed by adding heat
Indian Removal Act
A law passed by Congress in 1830 that authorized the U.S. government to negotiate the forced relocation of Native American tribes from their ancestral homelands to territories west of the Mississippi River.
Missouri Compromise
An agreement made in 1820 admitting Missouri as a slave state and Maine as a free state to maintain the balance of power between North and South.
Secretary Of State
A high-ranking official in the government responsible for conducting foreign affairs and the chief diplomat of a country.
Federal Government
The system of government in which power is divided between a central government and individual states, characteristic of a federation.
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