Section Objectives

After you have completed this section, you will be able to:

1. Define relative dating and know how it is used.
2. Describe and apply the laws of stratigraphy, such as superposition, law of original horizontality, faunal succession, etc.
3. Explain how scientists use the fossil record to piece together information about Earth’s past.
4. Describe the contributions of scientists who work or have worked on understanding the fossil record.
5. Discuss the concept of an index fossil and give examples.

Next: Section A, page 3

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