WebSep 24, 2015 · The circumference of the pole sticking out of the ice to make this spot is about 30 cm. The circumference or coastline of the land mass of Antarctica, the continent upon which this pole, is about ... WebQuestion Describe briefly one or more points on Earth (not the North Pole) which meet these conditions. ... Choose a latitude circle around the South Pole that has a circumference of 10 miles. The radius of that circle is about 1.6 miles (about 2.5 km). Pick a random point on that circle (point B). Walk 10 miles North and you arrive at point A ...

Measure Earth

WebEratosthenes erected a pole in Alexandria, and on the summer solstice he observed that it cast a shadow, proving that the Sun was not directly overhead but slightly south. ... He … Earth's circumference is the distance around Earth. Measured around the Equator, it is 40,075.017 km (24,901.461 mi). Measured around the poles, the circumference is 40,007.863 km (24,859.734 mi). Measurement of Earth's circumference has been important to navigation since ancient times. The first known … See more Eratosthenes The measure of Earth's circumference is the most famous among the results obtained by Eratosthenes, who estimated that the meridian has a length of 252,000 stadia, … See more • Earth radius • Spherical Earth • Nautical mile See more • Carl Sagan demonstrates how Eratosthenes determined that the Earth was round and the approximate circumference See more In 1617 the Dutch scientist Willebrord Snellius assessed the circumference of the Earth at 24,630 Roman miles (24,024 statute miles). Around that time British mathematician Edmund Gunter improved navigational tools including a new quadrant to determine … See more • Krebs, Robert E.; Krebs, Carolyn A. (2003). "Calculating the Earth's Circumference". Groundbreaking Scientific Experiments, Inventions, and Discoveries of the Ancient World. Greenwood Publishing Group. p. 52. ISBN 978-0-313-31342-4 See more bite beauty licorice swatch

What is the Circumference of the Earth? Calculation, Examples

WebFeb 28, 2011 · In this project, students in grades 5-12 will recreate the remarkable measurement of the circumference of the earth first performed over 2,000 years ago. Using rulers, protractors, and meter sticks, students measure shadows cast by a stick on a day close to the equinox, then use that measurement in a simple equation to determine … WebStudy with Quizlet and memorize flashcards containing terms like From where on Earth could you observe all of the stars during the course of a year? What fraction of the sky can be seen from the North Pole?, Give four ways to demonstrate that Earth is spherical, Explain, according to both geocentric and heliocentric cosmologies, why we see … WebWhen measured around the equator, the circumference of the Earth is 131,477,280 feet. It is 131,260,800 feet when measured from the North Pole to the South Pole. Method to … dashies age