Structure and Composition of the Earth

Why is Earth different from other planets? What makes it so special, anyway? It's only fitting to delve into how the "parent" rock was formed in the first installment of a seven-part series about rocks and rock formation. Amateur geologists of all ability levels learn what Earth is made of and how those substances layered together, changed, and formed something stable enough for organisms to call home.

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Instructional Ideas

  • Have the class write down their ideas about how the composition of Earth was determined
  • Provide a blank flow chart so pupils may track how Earth reached its present-day structure
Classroom Considerations

  • Learners should have prior knowledge of isotopes
Pros

  • Resource provides a solid overview of the topic and would work well as a day one introduction
  • The animation is simple, clean, and gives just enough support to the information presented in the video
Cons

  • None