Atom, the basic unit of a chemical element, Matter, anything that has mass and volume, Element, a single type of atom, Nucleus, the center of an atom, Proton, a very small, POSITIVELY charged particle located in the nucleus of an atom, Electron, a tiny, NEGATIVELY charged particle located outside of the nucleus of an atom in the electron cloud, Neutron, as small particle with NO CHARGE located in the nucleus of an atom, Atomic Number, the number of protons in the nucleus of an atom, Chemical Symbol, A one or two letters used to represent the name of an element, Phases of Matter, solid, liquid, gas, plasma.

Atoms & Elements

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