Classroom Activity

Problem 15, A Galaxy Up Close
First page of Problem 15, A Galaxy Up Close

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

Audience: Educators
Grades: 7-9


Students use a millimeter ruler to determine the scale of a photograph, and then answer questions about the image. Student and teacher pages are included.

Problem 15, A Galaxy Up Close  [137KB PDF file]

This activity is part of Space Math II.