How the Earth Moves: Rotation, Revolution, and Seasons

CrashCourse

This installment of Crash Course Geography explores the fundamental movements of our planet—rotation and revolution—and how they shape life on Earth. Host Alizé Carrère begins with a personal anecdote about growing up in a treehouse to illustrate adapting to nature, before zooming out to the cosmic origins of our solar system. The video explains the physics behind Earth's formation from a solar nebula, detailing why the planet spins and orbits the way it does.