Imagine the Universe!
Imagine Home  |   Teachers' Corner   |  

Got Calcium?

Lithograph with Classroom Activity


Litho Front: X-ray Image of Exploded Star Where do the elements around us come from? Many are produced in stars, and liberated when these stars explode. This lithograph features a beautiful image of the remains of an exploded star, taken by NASA's new Chandra X-ray Telescope. The back explains stars' roles as "mighty chemical factories," and contains a classroom activity.
HTML Version
PDF Version
(requires AdobeAcrobat Reader (http://www.adobe.com/products/acrobat/readstep2.html))
Answers for 2008 version of "In the Classroom" Activity

If you would like to order the "got calcium?" lithograph, please use our order form.

Imagine the Universe is a service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA's Goddard Space Flight Center.

The Imagine Team
Acting Project Leader: Dr. Barbara Mattson
All material on this site has been created and updated between 1997-2012.

DVD Table of Contents
Educator's Index