![]() ![]() Scientific and Engineering Practices: Developing and using models, constructing explanations (for science), obtaining, evaluating, and communicating information (MS-PS1-1)Ĭrosscutting Concepts: Patterns, Scale, Proportion, and Quantity, Systems and System Models, Energy and Matter Atoms form molecules that range in size from two to thousands of atoms. O Substances are made from different types of atoms, which combine with one another in various ways.
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