KIM-Ancient Egypt 1. Silt-fertile soil deposited by a river. 2. Delta-triangle-shaped deposit of rich soil at a river’s mouth. 3. Aswan High Dam-structure to control floodwaters of the Nile River and provide electricity. 4. Cataract-a high waterfall or rapids. 5. Dynasty-family or group that rules for several generations. 6. Pharaoh-ruler of ancient Egypt. 7. Pyramid-an ancient Egyptian structure, built over or around a tomb. 8. Hieroglyphics-an Egyptian writing system in which picture symbols stand for meanings or sounds. 9. Papyrus-a paper like material made from stems of the papyrus plant. 10. Mummy-a body prepared for burial according to ancient Egyptian practice.