What is the president grant trying to find in the barrel?

Besides freeing slaves, harriet tubman served her country in what three ways? a. spy b. secretary c. scout d. artillery supplier e. nurse

56: 58 the assembly line was a system through which items were mass-produced in a flow.

Why was galileo galilei brought before the inquisition? for insisting that earth stands still at the center of the universe for proving that planets move in elliptical orbits for putting forth evidence that earth moves around the sun for suggesting that the sun is a star