-
Eratosthenes was a greek polymath and he tried to accurately measure the circumference of the earth.
-
e had a theory the sun was near the center of the universe and the earth spinning on its axis once daily.
-
His belief was Heliocentric model of the universe
-
He created a gas absorption heat pump and also created a refrigerator called the Einstein.
-
Johannes Kepler had three laws
Looking for a timeline maker?
Create timelines for projects, roadmaps, history, lessons, legal cases, and stories with Timetoast. Timetoast is a timeline maker for work, school, research, and stories.