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Topics/Subjects:
Earth structure  
Life sciences  
Materials Cost:
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Instructional Strategies:
Cooperative learning  
Educational Level:
Elementary school  
Resource Type:
Instructor guide/manual  
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This is a lesson about the important materials brought to Earth by carbonaceous chondrites. Learners will conduct experiments that simulate how the carbon material and water from carbonaceous chondrites may have helped early life on Earth, grow... (View More)

Learners will build a biosphere that is a balanced, self-enclosed living system able to run efficiently over a long period of time. This activity is in Unit 3 of the Exploring the Moon teachers guide, which is designed for use especially, but not... (View More)

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