Sugar is added to all sorts of foods and drinks to make them taste sweet or to preserve their flavour. And itâs not just found in products youâd expect, such as cakes, biscuits, fizzy drinks and desserts. Youâll also find it in things like baked beans, bread and cereal.
When did Eratosthenes live and die? Eratosthenes was born in Cyrene, Shahhat, Libya in 276 BC and died in Alexandria, Egypt in 194 BC. He was an astronomer, mathematician, and geographer, who eventually beca â¦ me the chief librarian at the Library of Alexandria.
Eratosthenes, calculated the Earth's radius around 1700 BC.He used the distance between two cities and the angle of the sun's rays made at midsummer at noon. His measurement turned out to be 15 percent too large, but still impressive, considering it was done over 2600 years ago.