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Science Reference Center
Full-text articles to support research in applied sciences, biology, chemistry, earth and space science, and energy. Includes the Science Image Collection, a database of high-quality science images from National Geographic, UPI, Getty, NASA, and Nature Picture Library.
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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. In line with the Common Core Standards for reading skills, key information is highlighted in detailed captions, text boxes, and a glossary, all of which...
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Large bodies of water are all around us: rivers flow through our towns and cities, inland lakes collect pools of fresh water, and the salty ocean covers nearly two-thirds of the Earth's surface. In this volume, readers will learn about the importance of these three natural sources of water, as well as their similarities and differences. Emphasis is also placed on the relationship between humans and these various water sources, both in terms of constructive...
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Although rocks may initially seem like solid, unchanging substances, they are actually made up of minerals that change forms and get recycled through many different stages. This engaging book explores the rock cycle with diagrams and detailed photographs illustrating the movement of rocks through their various states, including magma-formed igneous rock, metamorphic rock such as marble, and layered sedimentary rocks that build up over time. Also covered...
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This all-inclusive book takes a wide range of meteorological phenomena-including clouds, rain, snow, and fog-and examines their relationship to each other in order to explain how weather works in an easy-to-grasp way. Important scientific concepts such as energy, temperature, and electricity are described in the context of the weather cycle as well as the various climates on Earth, and how we as humans fit into the scheme. Key questions are posed...
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Water and the natural phases it moves through are fundamental aspects of earth science. The water cycle and each of its stages are presented in a precise and clear manner in this book, which also guides readers through the role that plants, animals, and people play in that cycle. Text boxes defining important terminology and vibrant photographs allow readers to take away exciting new information about the water we need to survive, and to understand...
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Even though natural disasters often seem inexplicable, this text takes these destructive events caused by forces of nature and describes the fundamental science behind their occurrences. Captivating diagrams and photographs show what natural disasters such as volcanoes, hurricanes, and avalanches look like, while text boxes encourage readers to compare and contrast the causes and outcomes of these devastating incidents. Information about historic...
7) El suelo
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Español
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El suelo looks at how different types of soil form, change, erode, and are used around the world.
8) Cristales
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Español
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Cristales looks at how crystals form, change, and are used in society around the world.
9) Fósiles
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Español
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Fósiles looks at how fossils can form, are preserved, and sometimes discovered.
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Scientists estimate that each year there are several million earthquakes throughout the world. Some are so small that they are never detected. Others are so large that they set off a chain of aftershocks and tsunamis. Read about these terrifying events to learn what causes them and how scientists detect them.
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The Atlantic coast of the United States faces high winds, torrential rain, and more during hurricane season from about August to October. When these huge storms hit land, the streets may flood and buildings can be completely leveled. Seeing devastation like that on the news can leave readers with a lot of questions. This book introduces readers to how hurricanes form, why they can be so strong, and what communities do to prepare for them. Stories...
12) Desert biomes
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"This beautiful book gives readers core information about subtropical, polar, coastal, and rain shadow desert biomes. Find out where each kind is found, how animals and plants have adapted to lack of rain, who lives in these deserts, and how humans impact life there."--
13) Grassland biomes
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"This engaging book gives readers core information about grassland biomes on prairies, steppes, pampas, and savannas. Find out where each kind is found, how animals and plants have adapted to life on open grassland, who lives in these environments, and how humans impact life there."--
14) Tundra biomes
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"This engaging book gives readers core information about alpine and arctic tundra biomes. Find out where each kind is found, how animals and plants have adapted to life in these mostly bare environments, who lives in these places, and how humans impact life there."--
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The Fukushima nuclear power plant was seriously damaged by a tsunami in 2011. Today, environmental problems continue, showing just how far-reaching damage from the massive waves of a tsunami can be. Other headline-grabbing tsunamis are profiled in this volume, providing readers with true-life examples as they learn about what causes tsunamis, where they are likely to hit, and how areas prepare for them throughout the main content. Full-color photographs...
16) Pacific Ocean
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Where is the deepest point on Earth? How are tsunamis caused? Why do some people live in houses on stilts?
17) Atlantic Ocean
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What do people drill into the ocean floor for? What's special about the Sargasso Sea? Why do people like to visit the Caribbean Islands?
18) Marine biomes
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"This fascinating book gives readers core information about marine biomes on coasts, in coral reefs, frozen oceans, and in the deepest depths of the ocean. Find out where each kind is found, how animals and plants have adapted to life underwater, who lives in these environments, and how humans impact life there."--
19) Southern Ocean
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What's at the bottom of the Southern Ocean? Which rare animals are found in the Ross Sea? What do people use krill for?
20) Indian Ocean
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Find out what happens when the monsoon season starts, why people visit the Red Sea, and why dugongs are also called sea cows.--Back cover.
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