Element Builder Gizmo Answer Key Voc

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Vocabulary: Element Builder Vocabulary  Atom – the basic unit of matter. o An atom is the smallest particle of an element that still has all the properties of the element. o Atoms are made up of smaller particles called protons, neutrons, and electrons. The smaller electrons orbit around a central nucleus of protons and neutrons.  Atomic number – the number of protons in the nucleus of an atom.

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