Final answer:
The ancient Egyptians called their land "Kemet," meaning the Black Land, due to the black soil that was brought by the flood of the Nile. It was a narrow strip of highly fertile land that relied on the floods for agriculture.
Step-by-step explanation:
The ancient Egyptians called their land "Kemet," which means the Black Land. This name was given because of the annually-renewed black soil that arrived with the flood of the Nile. The land of Kemet was a narrow strip, about 10 to 20 miles wide, consisting of highly fertile soil that relied on the floods of the Nile for agriculture.