An overview of the Chandra mission and goals, Chandra's namesake, top 10 facts.
Classroom activities, printable materials, interactive games & more.
Overview of X-ray Astronomy and X-ray sources: black holes to galaxy clusters.
All Chandra images released to the public listed by date & by category
Current Chandra press releases, status reports, interviews & biographies.
A collection of multimedia, illustrations & animations, a glossary, FAQ & more.
A collection of illustrations, animations and video.
Chandra discoveries in an audio/video format.
Modeling the Electromagnetic Spectrum

The Exponential Clothesline Answer Key

Index Card Number Fraction Decimals
0


1 100 1/1 1.0
2 2 x 100 2/1 2.0
3 3 x 100 3/1 3.0
101 10 10/1 10.0
102 100 100/1 100.0
103 1,000 1,000/1 1,000.0
106 1,000,000 1,000,000/1 1,000,000.0
109 1,000,000,000 1,000,000,000/1 1,000,000,000.0
1012 1,000,000,000,000 1,000,000,000,000/1 1,000,000,000,000.0
10-1 1/101 1/10 .1
10-2 1/102 1/100 .01
10-3 1/103 1/1,000 .001
10-4 1/104 1/10,000 .0001


Number and Exponent Cards

Modeling the Electromagnetic Spectrum: Middle School
Modeling the Electromagnetic Spectrum: High School