Planet Earth

The video explains the structure of the Earth, including its layers: crust, mantle, outer core, and inner core. It discusses tectonic plates and their role in causing earthquakes. The concept of continental drift is introduced, explaining how continents were once connected. The video compares the depths of the Mariana Trench with the height of Mount Everest, illustrating the vastness of Earth's oceans. It concludes with a discussion on Earth's water coverage and the limited exploration of the oceans.

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