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Tiny building blocks made up of mostly empty space, which make up matter. Can combine to form molecules. |
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Perpetual jiggling of particles resulting from collisions between visible particles and invisible atoms. |
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Where nearly all the mass of an atom is concentrated. |
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Thermonuclear Fusion Reaction |
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When nuclei of 2 or more atoms are squashed into contact. |
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Principal building block of the nucleus |
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Nucleon in an electrically neutral state. |
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Nucleon in an electrically charged state (positively charged). |
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When a substance is composed of atoms of the same kind. |
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Number of protons in an atom. |
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Helium,Neon,Argon,Krypton, and Radon. |
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The theory of the small-scale world that includes predicted wave properties of matter. |
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Atoms of the same element that contain different numbers of neutrons. |
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Used to identify isotopes, The total number of protons and neutrons in the nucleus. |
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The total mass of an atom (sum of the masses of all the atom's components). |
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A pure chemical material that consists of more than one kind of atom. |
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A substance that is mixed together with out chemically bonding. |
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Consists of 2 or more atoms held together by the sharing of electrons. |
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Any process in which atoms rearrange to form different molecules. |
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Composed of atoms with negative nuclei and positive electrons. |
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Matter we can't see that tugs on stars and galaxies that we can see. |
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