WebSep 7, 2024 · In 200 B.C. Eratosthenes estimated Earth’s circumference at about 46,250 kilometers (28,735 miles). Today we know our planet's circumference is roughly 40,000 kilometers (24,850 miles). WebThe Planet. Mars is no place for the faint-hearted. ... Equatorial Circumference. A measurement of the distance around the equator of Mars. About half (53.2%) that of …
Circumference of planets in miles? - Answers
Web43. Suppose you are on a strange planet and observe, at night, that the stars do not rise and set, but circle parallel to the horizon. Next, you walk in a constant direction for 8000 miles, and at your new location on the planet, you find that all stars rise straight up in the east and set straight down in the west, perpendicular to the horizon. WebMar 23, 2024 · Radius, diameter and circumference. NASA Science (opens in new tab). ... The surface area of this enormous planet is 23,713,907,537 square miles, or 6.1419x10 … chiropractic dynamic
Ch. 2 Figuring for Yourself - Astronomy OpenStax
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 the Earth with reasonable accuracy. Eratosthenes was born in the Greek colony Cyrene, now the city of Shahhat, Libya. As a young man, he traveled to Athens to pursue his ... WebAug 2, 2012 · Because the planet rotates on its axis (every 24.6 hours), it bulges at the equator (as do Earth and other planets). At its equator, Mars has a diameter of 4,222 miles (6,794 km), but from pole to ... WebUsing a calculator, we find that r ≈ 216.94 miles. Finally, we can find the circumference of the asteroid by using the formula: C = 2πr Substituting in our value of r, we get: C = 2π(216.94 miles) ≈ 1362.4 miles Therefore, the circumference of the asteroid is approximately 1362.4 miles. 4. Compare and contrast arguments for and against the … chiropractic drop table