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Problem 20, Astronomy in the round
First page of Problem 20, Astronomy in the round

The information in this document was accurate as of the original publication date.

 Audience: Educators
Grades: 7-9


In this activity, students use astronomical photographs of various solar system bodies to determine how large a celestial body has to be before it starts to look round. Student and teacher pages are included.

Problem 20, Astronomy in the round  [249KB PDF file]

This activity is part of Space Math II.

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