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Science 8
Term | Definition |
---|---|
Atom | Basic unit of matter |
Matter | Anything that has mass and takes up space |
Nucleus | Center of the atom |
Electron cloud | Space around the outside of the nucleus of an atom |
Proton | Positively charged subatomic particle |
Neutron | Subatomic particle with no charge (neutral) |
Electron | Negatively charged subatomic particle |
Proton and Neutron | Two subatomic particles found in the nucleus of an atom |
Atomic number | The order the elements are listed in on the periodic table. Determined by the number of protons. |