Courses
Chemistry is the study of how a set of substances with particular physical properties?like solid paper and the oxygen in the air?can react with each other to form different substances with entirely different properties?like gaseous water and carbon dioxide. In most cases, these chemical changes result in an energy change...
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A citizen is a person who is legally recognized by a state and entitled to the state?s rights and privileges. Civics is the study of the rights and duties of such a person. One of the best ways to understand your rights and duties as a citizen is to study...
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The Contemporary World, Semester A, is a single-semester course designed to strengthen your knowledge about the modern world. In the first unit, you will explore how geography can help you gain a better understanding of the world and its people. In the second unit, you will learn about the influence...
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Economics is a social science that examines how goods and services are created, consumed, and exchanged. This course covers basic economic problems such as scarcity, choice, and effective use of resources. It also covers topics on a larger scale such as market structures and international trade. It particularly focuses on...
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