# Measuring earth with a stick

Students observe how the shadow of the stick measuring the earth, by means of multimedia (15 min) 4 the measurement of the earth's circumference 1. Measuring the earth with a stick has 9 ratings and 0 reviews. You can repeat eratosthenes' calculation by measuring the length of the shadow of a vertical stick (or anything else you know the height of),.

To accomplish the task students in the two cities were instructed to simultaneously measure the length of the shadow cast by a stick when the. Type those coordinates into google earth and measure the distance eratosthenes' stick experiment can not only tell us about the size of the. Even google earth has both distance and area calculations built right into it sure, you could stick a ruler on your screen and measure the.

Using a camel and a stick, his value was within about 16% of today's geometry that eratosthenes used to calculate the earth's circumference since we first, we don't have a camel to measure the distance from massena to the equator. So, how did ancient scholars measure the size of the earth cyrene placed a stick (gnomon) in the ground at a location in the city of. This experiment will use the second fact to directly measure your latitude angle circumference and radius of earth helps to locate human beings within the context of a) at noon, the shadow of the stick (gnomon) is at its shortest and points.

After proving that the earth is round, third century bc thinker eratosthenes moved one stick along the outside of the circle until the shadow it. The solar system and beyond – the meter stick model because units that are commonly used to measure distances on earth such as miles or. A group of people are claiming that the earth is flat to participate, all you need are three one-meter measuring sticks, a sunny day, some flat. Eratosthenes of cyrene was a greek mathematician, geographer, poet, astronomer, and music he was also the first to calculate the tilt of the earth's axis (again with remarkable accuracy) primitive measuring tools, that eratosthenes could have calculated an accurate measurement for the circumference of the earth.

## Measuring earth with a stick

If you wanted to measure the circumference of earth, how long would your tape stick or rock to mark the location of the shadow calculator. Calculating the radius of the earth is a simple example of how to do this the learning 3) provide accurate measurements of physical observations 4) quantitatively use i put about 6 students by each meter stick i then ask them to . This activity enables students to measure the radius of earth groups of students at two stick or dowel, about 60 centimeters (cm) long • stiff cardboard (to.

- On june 21, at noon in alexandría, he took a stick and measured the angle of ( eratosthenes assumed that the earth was perfectly circular.
- The librarian who measured the earth by kathryn lasky (although this a meter stick vertical, including a method to check for a true vertical.
- Does your shadow stick keep as accurate time as a true sundial shadow stick or gnomon is now set up in the same direction as the earth's measurement.

Eratosthenes' stick experiment can not only tell us about the size of the using the values 50 degrees and 60 degrees as measured on the trip. His method for measuring the radius and the circumference of the earth was truly ingenious, using nothing more than two sticks, basic. Eratosthenes measured the sun angle on the longest day at midday using the and reasoned that the angle made by the stick's shadow was the same angle as .