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 100+
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Sky Observing Project 
  
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100
Byline:
J. Scott
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This guide describes a novel project structure for sky observations commonly assigned in introductory level astronomy students at either the high school or undergraduate level. The…
http://wp.towson.edu/jescott/observingprojectguide/
The Sundial 
  
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100
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D. Stern
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This web page discusses why and how sundials tell time. It provides instructions for teachers and students on how to create a paper sundial, tells how to design sundials for…
http://www.phy6.org/stargaze/Sundial.htm
Precession 
  
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100
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D. Stern
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This web page describes the precession of the Earth's axis of rotation relative to the stars. It describes the discovery by the Greek astronomer Hipparchus that the position of the…
http://www.phy6.org/stargaze/Sprecess.htm
The Moon's Distance--1 
  
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100
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D. Stern
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This pair of web pages describes early calculations of the Earth-Moon distance by Greek astronomers. Using lunar and solar eclipses, the astronomers Aristarchus and Hipparchus…
http://www.phy6.org/stargaze/Shipprc2.htm
General Education Astronomy Source 
  
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N. Vogt
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This website provides an extensive set of resources for both traditional and distance-learning undergraduate introductory astronomy courses. These materials cover topics from…
http://astronomy.nmsu.edu/geas/oview/geas.shtml
Black Lives in Astronomy 
  
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A. Fraknoi
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"Black Lives in Astronomy," a new 8-page resource guide includes written and video resources about and by 25 Black astronomers, as well as general materials to examine the history…
http://www.fraknoi.com/wp-content/uploads/2020/07/Fraknoi-Black-Lives-in...
The Round Earth and Christopher Columbus 
  
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100
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D. Stern
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The round shape of the Earth may be inferred from the existence of a horizon at sea. Ancient Greeks deduced it from the shape of the Earth's shadow when the Moon is eclipsed and from…
http://www.phy6.org/stargaze/Scolumb.htm
I suddenly have to move my face-to-face physics/astronomy course online! 
  
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Match Score:
100
Byline:
L. Strubbe and S. McKagan
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This essay provides help for instructors needing to teach their courses online. It includes both basic principles and considerations for running a remote class and a list of…
https://www.physport.org/recommendations/Entry.cfm?ID=119906
Parallax 
  
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D. Stern
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This web page outlines the math and applications of parallax. Parallax is the shift in the apparent direction to an object when it is viewed from two separated locations. It allows…
http://www.phy6.org/stargaze/Sparalax.htm
Mass - Comparing Masses Without Use of Gravity 
  
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D. Stern
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This is the first of three linked web pages. The one listed introduces the concept of mass and the question of how it may be measured without recourse to gravity, e.g. in the…
http://www.phy6.org/stargaze/Smass.htm
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Results #1-#10 of 100+

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