Term
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Definition
| Anything that has mass and takes up space. |
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Term
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Definition
| Tiny building block of matter made up of protons, neutrons, and electrons. |
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Term
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Definition
| Substances that are made of only one type of atom and cannot be broken down into simpler substances. |
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Term
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Definition
| Particles that have no electric charge. |
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Term
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Definition
| Particles that have a positive charge. |
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Term
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Definition
| The number of protons in an atom. |
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Term
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Definition
| The number of protons plus the number of neutrons. |
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Term
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Definition
| Atoms of the same element that have different numbers of neutrons |
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Term
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Definition
| Atoms of more than one type of element that are chemically bonded together. |
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Term
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Definition
| A group of atoms connected by covalent bonds. |
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Term
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Definition
| Electrically charged atoms. |
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