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Unit Plan

Ck 12: Biology: History of Life

Curated by ACT

[Free Registration/Login may be required to access all resource tools.] This comprehensive lesson by CK-12 explains how scientists learn about the past by examining and dating fossils.

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Concepts
fossil records, geologic time scale, relative dating
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Additional Tags
absolute dating, geologic time, molecular clock, ck 12, ck-12, ck12, history of life, history of life on earth, fossil, geological history
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Classroom Considerations
  • Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional