which of these was developed by the egyptians?
The ancient Egyptians were the first people of antiquity to believe in life after death. They were the first to build in stone and to fashion the arch in stone and brick. Even before the unification of the Two Lands, the Egyptians had developed a plow and a system of writing. They were accomplished sailors and shipbuilders. They learned to chart the heavens in order to predict the Nile flood. Their physicians prescribed healing remedies and performed surgical operations.