Rocks break down through the processes of erosion and weathering. Readers will learn through graphic organizers and simple, at-level text what causes erosion and weathering, and how this process is part of the rock cycle. Chapters explore topics such as how erosion and weathering create landforms and form sediment. The human role in erosion and weathering is also explained: both how human actions can exacerbate these processes and steps people take...

The rock cycle is a never ending process of rock formation and the breaking down of rocks. Chapters explain the classification of rocks and their place in the rock cycle as well as how rocks form and break down through erosion and weathering. Readers will also learn through engaging text and graphic organizers about minerals, volcanoes, and earthquakes, and how these things are part of an ever-changing Earth. In the interactive eBook version, readers...

Discusses how rocks change over time, the effects of weathering and erosion on rocks, and how the shifting of tectonic plates affected Earth's structure. Features audio, video, web links, quizzes, activities, and a slide show.

"Describes weathering and erosion in terms of the Earth's rock cycle"--

"Describes minerals, how they are formed and how they are used"--

"Describes the igneous rocks, how they are formed, how they are used, and their role inn the rock cycle"--

"Discusses the properties of igneous, sedimentary, and metamorphic rocks and how they are formed, as well as how plates shift on the earth's surface to create mountains and volcanoes. Includes diagrams to present the many geologic cycles rocks go through"--Provided by publisher.