"With fully integrated technology."--Cover. Illustration on back lining papers. Includes bibliographical references and index.
Contents:
Stars and galaxies. Nature of science ; Matter and its changes ; Minerals ; Rocks -- Changing surface of earth: Views of earth ; Weathering and soil ; Erosional forces ; Water erosion and deposition -- Earth's internal processes: Earthquakes ; Volcanoes ; Plate tectonics -- Change and earth's history: Clues to earth's past ; Geologic time -- Earth's air and water: Atmosphere ; Weather ; Climate ; Ocean motion ; Oceanography -- You and the environment: Our impact on land ; Our impact on air and water -- Astronomy: Exploring space ; Sun-earth-moon system ; Solar system ; Stars and galaxies.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.