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Natural Science
註釋Natural Science is part of the General Education series designed to provide in-depth coverage of subject area skills in preparation for the General Education Development test of high school equivalency. The soft-cover workbook contains approximately 39 lessons covering earth sciences, such as information regarding rocks and minerals, geologic time periods; biology, including the cell theory, genetics and plant and animals physiology; chemistry, including the concepts of DNA and RNA, the function of energy in chemical reactions and how to balance a chemical equation; and physics, including concepts such as uniform motion and momentum and force.