Where do soil and sand come from? In this BrainPOP UK movie, Tim and Moby introduce you to the fundamentals of weathering. In this educational, animated movie you’ll discover how rocks break down into soil and how slow, natural forces can actually change the shape of Earth’s surface. You’ll learn the four causes of mechanical weathering, as well as the difference between mechanical and chemical weathering. You can also find out about some of the cool natural phenomena that chemical weathering can cause — like caves!

Related movies: Weather, Soil, Rock Cycle, Erosion

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