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.Why Don't Eclipses Happen Every Month? .Why Don't Eclipses Happen Every Month?

Create 3D models of the Earth, Moon and Sun and demonstrate solar and lunar eclipses. Show why we do not see eclipses at every full and new Moon.
You might want to introduce this activity with one of the activities linked below.

Activity Video: See it in action Activity Video: See it in action

Download FileDownload Why Don't Eclipses Happen Every Month? Activity (PDF, 804 KB)

Go to URLWhy Does the Moon Have Phases? activity
Go to URLWhy Do Eclipses Happen? activity
Go to URLNASA''s Lunar Eclipse page

To access files, you need Adobe Acrobat Reader and Quicktime.

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