Volcanoes contributing to freezing seems counterintuitive, but it's true. The freezing and thawing of the earth has happened multiple times in the planet's history. Scholars learn how the carbon cycle contributed to Earth's temperature changes and the domino effects that followed.

Concepts

volcanic eruptions, volcanoes, the ice age, the carbon cycle

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Additional Tags

science

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Instructional Ideas

• Challenge pupils to record all the evidence of freezing mentioned in the video
• Incorporate during a unit on the carbon cycle

Classroom Considerations

• An understanding of Earth's tilt is helpful

• This video is hosted on YouTube

Pros

• Discusses the strengths and weaknesses of different hypotheses
• Incorporates diagrams to fill in important background knowledge

Cons

• None

Common Core

SL.6.2 SL.7.2 SL.8.2 SL.9-10.2 SL.11-12.2 RST.6-8.7 RST.9-10.7 RST.11-12.7