How do the lines on a topographic map indicate the steepest side of a hill/mountain?

Because they are located downstream from turkey on the tigris and euphrates rivers, these two nations are anticipating a reduction in water supply, as a result of 22 dams being built by the southeastern anatolia project. the two nations are a) iraq and iran. b) iraq and syria. c) iran and syria. d) saudi arabia and yemen.

Including place names directions and distances describe a route harriet tubman was likely to have followed from her slave home near bucktown to philadelphia

In which two ways was galileo’s improved telescope useful during the scientific revolution?