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Astronomy Lab: Eratosthenes and the Earth's Circumference

Astronomy Lab: Eratosthenes and the Earth's Circumference
Astronomy Lab: Eratosthenes and the Earth's Circumference
Astronomy Lab: Eratosthenes and the Earth's Circumference
Astronomy Lab: Eratosthenes and the Earth's Circumference
Product Description
2500 years ago Eratosthenes, using some trignometry, determined the circumference of the Earth with stunning accuracy. Students will determine the circumference of their own circles using his same methods.

Time: 55 minutes

Materials Needed: paper, rulers, compasses, protractors

An answer key is included.
Total Pages
4 (plus 4 for answer key)
Answer Key
Included
Teaching Duration
55 minutes
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