It was THIS big! Stories from sailors suggest the existence of mega-sized sharks, but the chemistry of their remnants suggests otherwise! Scholars learn how scientists analyze fossil materials to determine age and a timeline of the life of the megalodon shark in an exciting episode of the ACS Reactions video series.

Concepts

sharks, evolution

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Additional Tags

science

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Instructional Ideas

• Create a timeline of the discovery of megalodon teeth
• Incorporate during a unit on evolution

Classroom Considerations

• Consider monitoring YouTube comments if making available for independent viewing

• This video is hosted on YouTube

Pros

• Offers closed captioning to assist English learners
• Uses a topic of interest to pupils to make scientific connections

Cons

• None

Common Core

SL.9-10.2 SL.11-12.2 RST.9-10.7 RST.11-12.7