The Astronomy Center has provided educational resources to introductory astronomy educators since 2003. Over the past 20 years, the rapid pace of discovery has rendered some of our linked resources obsolete. Thus, the Astronomy Center will be decommissioned on March 1, 2022. Our highest quality resources will be retained on ComPADRE.org.

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Results #1-#10 of 16
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NASA: Radioisotope Power Systems 
  
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100
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Publisher: National Aeronautics and Space Administration
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This is a multimedia overview of RPS (radioisotope power systems), a type of nuclear energy technology that uses heat to produce electricity for powering spacecraft. The heat is…
https://rps.nasa.gov/
Doppler Effect 
  
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100
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J. Calvert
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The text is on the classical doppler effect, the relativistic doppler effect, aberration, and the transverse doppler effect. It also discusses wave fronts, first-order and second…
http://mysite.du.edu/~jcalvert/phys/doppler.htm
The Magnetosphere 
  
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100
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D. Stern
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This web page provides an examination of Earth's magnetosphere and physical phenomena related to it. Subject matter includes the motion of charges in the Earth's magnetic field and…
http://www.phy6.org/earthmag/magspher.htm
The Many Colors of Sunlight 
  
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100
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D. Stern
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This web page describes electromagnetic waves and sunlight. Information includes physiological and spectral color, spectral lines, the electromagnetic field work of Maxwell, the…
http://www.phy6.org/stargaze/Sun4spec.htm
Electrons 
  
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100
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D. Stern
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This series of web pages provides information on a range of topics regarding charged particles. Starting with the properties of atomic electrons, this material describes the Edison…
http://www.phy6.org/Education/welect.html
Interplanetary Magnetic Field Lines 
  
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100
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D. Stern
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This web page provides information and a graphical exercise for students regarding the interaction between magnetic field lines and a plasma. The activity involves tracing a typical…
http://www.phy6.org/Education/wimfproj.html
Folding Paper Model of the Magnetosphere 
  
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100
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D. Stern
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This website provides instructions and an image which can be downloaded, printed on a regular page, copied by a xerox machine (preferably, onto stiff paper), cut and folded to…
http://www.phy6.org/Education/wfold.html
Magnetic Trapping - Trapped Radiation 
  
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100
Byline:
D. Stern
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This set of five web pages provides a non-mathematical introduction to the motion of charged particles in magnetic fields. These pages describe the "guiding center motion" which…
http://www.phy6.org/Education/wtrap1.html
Magnetism before Gilbert - Discovery of the Magnetic Compass 
  
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100
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D. Stern
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First of several linked files, telling the early history of the compass (discovered in China) and how Robert Norman in 1581 showed the magnetic force was not horizontal but slanted…
http://www.phy6.org/earthmag/upto1600.htm
Structure of Matter, Forces, EM Waves, Spectroscopy, Doppler Effect 
  
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100
Byline:
R. O'Connell
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These supplemental class notes cover the basic properties of matter, the nature of forces, the electromagnetic spectrum, and how astronomers exploit the properties of the EM spectrum…
https://rwoconne.github.io/rwoclass/astr1210/guide10.html
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Results #1-#10 of 16

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