The idea of epicycles was introduced by which astronomer as an attempt to explain the retrograde motion of the planets in the geocentric universe model?

The national college football team hampionship this year will be contest

What was the government purpose for creating “day schools”

Which landmark supreme court case ruled that segregation by race in public education was unconstitutional? a.miranda v. arizona b.plessy v. ferguson c.brown v. board of education of topeka d.alexander v. holmes county board of education