2.1 through 2.2vocab Word Scramble
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Term | Definition |
Nucleus | The center of an atom. |
Atom | Basic unit of all matter. |
Element | A substance made of only one kind of atom. |
Matter | Anything that has a mass and a volume. |
Proton | Positively charged particle in an atom. |
Substance | Is matter with a composition that is always the same. |
Heterogeneous | A mixture that is not evenly mixed. |
Homogeneous | A mixture that is evenly mixed. |
Electron | the negatively charged particle in an atom. |
Neutron | The neutral particle in an atom |
Ion | An atom with a charge |
Isotope | An atom with a different number of neutrons. |
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phillmac2704
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