University of Hawai'i
Exploring Planets in the Classroom: Impact Craters
Visit this site for a lesson plan on impact craters. Using this simple hands-on activity, students further develop their understanding of how impact craters are formed. A brief introduction about impact craters is given along with some...
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Planetary Science Institute: The Origin of the Moon
This resource argues that the moon was formed from debris resulting from an impact to the Earth 4.5 billion years ago.