Answer:
Eratosthenes
Eratosthenes calculated the circumference of the Earth by multiplying the distance between Alexandria and Syene by 50. Round sometime around 500 B.C.
Explanation:
Water is very important for human beings.without water we can die. For example we don’t have water in our locality and we even forget to save some water. Then it will be difficult for us to do household things like washing dishes cooking foods bathing.water is not only important for our life but also helps to fulfill some features like cooking washing clothes etc
temperature and amount of rainfall
Answer:Im not sure,but i think its called a raised beach,or a marine teracces