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10 Cards in this Set
- Front
- Back
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Independent variable
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The one factor that you change is called the independent variable.
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dependent variable
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Changes as a result of a change in the independent variable
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Calculating density
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It's simply m/v for an object.
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classification of matter: substance vs mixture
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A substance is composed of one type of atom or molecule.
A mixture is composed of many different types of atoms or molecules. A mixture may contain several substances. |
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element compound solution colloid suspension
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Solutions, suspensions and colloids are all types of mixtures
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Kinetic molecular theory
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Kinetic Theory of Matter-theory that explains the effects of temperature and pressure on matter.
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States of matter
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Four States of Matter
1. Solid 2. Liquid 3. Gas 4. Plasma |
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Physical vs. chemical change
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Physical Change-The matter is the same.The original matter can be recovered. The particles of the substance are rearranged.
Chemical Change- The matter is different. The old matter is no longer present. The original matter cannot be recovered. |
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Ionic vs. covalent bonds/compounds
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In an ionic bond, the atoms are bound together by the attraction between oppositely-charged ions.In a covalent bond, the atoms are bound by shared electrons.
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Fission vs. fusion
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Fission is a nuclear reaction in which an atomic nucleus splits, or fissions, into fragments, usually two fragments of comparable mass, with the release of large amounts of energy in the form of heat and radiation. Energy can also be produced by combining light nuclei in a process is called nuclear fusion.
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