Web19 dec. 2013 · Harilal Krishna. Advertisement. Eratosthenes Eratosthenes, a Greek Mathematician, lived in Alexandria, Egypt, in the third century BC. Born 276 BC Cyrene Died 194 BC Alexandria Ethnicity Greek Occupation Scholar, librarian, poet, and inventor He was the first person to calculate the circumference of the earth by using a measuring … Web25 apr. 2024 · Earth’s Measurements With a circumference of 40,075 km, Earth is the fifth largest of the planets in the Solar System. The meridional circumference that is from …

How Eratosthenes calculated the Earth

WebThe circumference of a circle is: 2* pi*R. Where R is the radius of the circle. In this case the radius is that of the Earth which is about 6380 kilometers. Hence the circumference of the Earth (at the equator) is about 2 x 3.14 x 6380 = 40,000 Kilometers. As there is 1.6 km in a mile, so in miles the circumference is about 25,000. Web27 jul. 2024 · Scientists can calculate the diameter of latitudes, such as the Equator and Arctic Circle. The Earth’s diameter at the Equator is about 12,756 kilometers (7,926 miles). At the poles, the diameter is about 12,714 kilometers (7,900 miles). The Earth’s equatorial bulge is about 43 kilometers (27 miles). The equatorial bulge means that people ... shuffling papers gif

The polar circumference of the Earth is 40,008 kilometers. What …

Web18 nov. 2015 · 149 Million km. The average distance from the Sun to the Earth is about 149 Million km, average because the orbit of Earth is no a perfect sphere but an Ellipse. So … WebMetric: 149,598,262 km English: 92,956,050 miles Scientific Notation: 1.4959826 x 10 8 km Astronomical Units: 1.000 A.U. Web1 Earth Circumference to common length units; 1 Ec = 40000000 meters (m) 1 Ec = 40000 kilometers (km) 1 Ec = 4000000000 centimeters (cm) 1 Ec = 131233595.80052 feet (ft) … shuffling pants