surface

Contains footage of Earth taken from two hundred miles out in space, and shows how natural forces and humankind are altering the planet.

Explores the ways that wind and water cause erosion on Earth and change the landscape over time.

Explains how the shape of Earth is changed by weathering and erosion, the breaking down of rocks and minerals which are then carried from one place to another by water, ice, wind, and gravity.

An introduction to the surface of the Earth, describing volcanoes, waterfalls, valleys, and more.

Easy-to-follow text describes the characteristics of the earth's surface and the many ways it is constantly changing.

Landforms is the term used to describe the various features, shapes, and types of land that cover more than a quarter of the Earth's surface. In this fascinating book, readers can find out about the variety of land formations found around the world--including plains, mountains, canyons, and caves.

Examines the geological time line, describing the Precambrian, Paleozoic, Mesozoic, and Cenozoic eras, including their forms of plant and animal life; shows how geologists study the rock layers under the ocean floor; and presents a hands-on investigation of how geologists "read" unusual formations in rock layers.

Students in grades five through eight travel along as visitors from outer space investigate the variety of land formations on Earth, and the forces that affect them. Includes a hands-on demonstration.

Introduces the variety of land formations on Earth, from deserts to mountains to canyons, and describes how they are formed; visits Kenai Fjords National Park in Alaska to show land formations created by glaciers; and presents a hands-on demonstration of moving water's impact on the earth's surface.