Courses
Chemistry is the study of how a set of substances with particular physical propertiesÑlike solid paper and the oxygen in the airÑcan react with each other to form different substances with entirely different propertiesÑlike gaseous water and carbon dioxide. In most cases, these chemical changes result in an energy change...
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This one-semester course is intended to introduce you to the concepts and processes of environmental science. This course has 13 lessons organized into four units, plus four Unit Activities. Each lesson contains one or more Lesson Activities. In Environmental Science, Semester A, you will learn about the importance of environmental...
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This one-semester course is intended to introduce you to the concepts and processes of environmental science. This course has 14 lessons organized into four units, plus four Unit Activities. Each lesson contains one or more Lesson Activities. In Environmental Science, Semester B, you will learn about the factors that affect...
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This one-semester course is intended as a practical, hands-on guide to help you understand the formation of the solar system, unique features of planets, reasons for life on Earth, properties of stars and their evolution, characteristics of the Milky Way, types of galaxies, theories of cosmology, and advantages of space...
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