DVD

Travel deep inside the Earth to discover how rocks and minerals are formed, to learn about the three types of rock, and to understand how rocks change over time through weathering and erosion. See the entire rock cycle and learn how geologists determine the properties of rocks. Learn about the structure and composition of minerals.

The surface of the land has undergone many changes over its history. Water, rain, snow, and wind they all continually shape and form the Earth. Take students on a journey to discover how physical weathering, chemical weathering, and erosion occur. Identify that the destructive forces of erosion and weathering are slow processes that change the surface of the earth.