What period of the Paleozoic era did a mass extinction occur?

What are the four necessary characteristics of a state

Blitzkrieg is a German world meaning air power true False

Which of the following best describes the rate of motion of a glacier? A. Very quickly B. Same as turbidity currents C. Very slowly D. Same as the speed as continental drift

After the civil war, many owners of large plantations in the south responded to the loss of enslaved labor by?

What was the name of the proposed law that would ban slavery in all territory won in the Mexican-American war? A. the Wilmot proviso b. the Mexican territory act c. the Kansas-Nebraska act d. the Missouri compromise

How did segregation work as an instrument of social control?

Why did many native american tribes rejecte the indian reorganization act?

What's some non-characteristics of a historical map

Which way does humans organize and structure their societies are studied by

Which constitutional principle prevents the tyranny of government with no branch being more powerful than the other?