Scientists used to believe that the earth was the center of the universe. which invention was primarily responsible for obtaining evidence against this? a) sextant b) astrolabe c)hubble telescope d) optical telescope

Which of the following statements about slavery is not correct? a. slavery was a very profitable industry that build the united states. b. the french were the first to profit from the african slave trade. c. slaves were sold at auction blocks like farm animals. d. slaves were not considered citizens or even people.

When paul realizes no one is coming to the rwandan refugees, he tells them there is only one way for them to get . what is it?

How did the end of the mexican american war result in growing sectionalism in the united states?