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Topics/Subjects:
Earth, moon and sun  
Instructional Strategies:
Generating and testing hypotheses  
Resource Type:
Student guide  
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Learners model how an ocean of molten rock "magma" produced the Moon's oldest rocks. Dense materials in the molten mixture sank, while the least dense materials floated to the top and cooled to form the light-colored areas we see on the Moon today.... (View More)

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