Why did the Egyptians use the sun god Ra to help create their calendar of 365 days to detemine the flooding of the Nile?
- They relaized that the sun creates shadows at certain times fo the year.
- They realized that the sun moves around the Earth every 365 days.
- Certain cateracts were more under water at certain times of the year .
- By praying to the sun god for their crops to grow.