Planet X

This Planet X unit also includes:

How did the earth become the mass that it is now? Your young scientists explore this question through the concept of density. Their inquiries consider the impact of gravity on the formation of planets. The culminating activity of the unit has learners create a model of a new planet.

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CCSS: Designed
NGSS: Adaptable
Instructional Ideas

  • Have your classes research materials that have the same density as the earth's layers
Classroom Considerations

  • Several components of the unit require specific materials and time for set up prior to the activities
  • Pupils should be familiar with the properties of matter

  • Emphasizes key vocabulary
  • Includes ideas for extension

  • None