The Four Spheres of the Earth

The video explains Earth's structure, highlighting its division into four spheres: lithosphere, atmosphere, hydrosphere, and biosphere. Each sphere represents different components of Earth, such as land, air, water, and life. When combined, these spheres form the complete planet Earth.

What is the lithosphere and how is it formed?

Describe the atmosphere and its significance to Earth.

What does the hydrosphere encompass and why is it important?

Explain the concept of the biosphere and its components.

How do the four spheres of Earth combine to form the planet?