Instructional Video

Khan Academy: Earth's Tilt 1: The Reason for the Seasons

Curated by ACT

A video spelling out the scientific reason for the four seasons. Understand why it is summer in the United States at the same time Australia is experiencing winter. [5:38]

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Classroom Considerations
  • Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional