WebUsing this measure, Eratosthenes was able to calculate a circumference that varies only a few percent from the modern value of 24,902 miles (40,076 km) at the equator. It is necessary to specify that this is the circumference at the equator because the Earth is actually an oblate (slightly compressed) sphere with a bulge in the middle, making ... WebMeasuring the Circumference of the Earth. More than 2,000 years ago Eratosthenes compared the position of the Sun’s rays in two locations to calculate the spherical size of …
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WebJul 6, 2024 · Earth's polar radius is 3,950 miles (6,356 km) — a difference of 13 miles (22 km). Using those measurements, the equatorial circumference of Earth is about 24,901 miles (40,075 km). WebJan 21, 2024 · The circumference of a circle is equal to 2 x π x r. So in one year, Earth travels about 584 million miles (940 million km). So in one … order for match of the day
What Is The Circumference Of The Earth? - WorldAtlas
WebDec 28, 2024 · Calculating the distance between latitude lines is easy because this distance never varies. If you treat the Earth as a sphere with a circumference of 25,000 miles, then one degree of latitude is … WebApr 12, 2024 · With an equatorial circumference of 99,018.1 miles (159,354.1 kilometers), Uranus is 4 times wider than Earth and an average of 1.8 billion miles (2.9 billion kilometers) away from the Sun (about 19.8 AU). One day on Uranus or the time it takes for a full rotation is a little over 17 hours and it takes about 84 Earth years to orbit the Sun once. WebJan 11, 2024 · 7.2°/360° = 1/50. So, if 804 km or 500 mi. (or 5,000 stadia for Eratosthenes) was 1/50th, multiplication gives you the earth's circumference: 500 mi. x 50 = 25,000 mi. 804 km x 50 = 40,200 km. And for any of you ancient Greeks out there, 5,000 stadia x 50 = 250,000. stadia. The earth, as we said, is an oblate spheroid, so geodesists ... irdeto hd sat receiver