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| The science that investigates the structure and properties of matter |
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| Any object that takes up space and has mass |
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| How much matter object contains |
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| Characteristics and behaviors of matter including changes matter undergoes |
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| Matter than is big enough to observe with tools |
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| Matter than is too small to observe with tools |
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| A thinking device used to help understand and/or grasp concepts of macroscopic observations |
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| Observations that can be made without measuremeant |
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| Quantitative Observations |
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| Observations that require measurement |
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| Matter with the same fixed composition and properties |
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| A substance that is composed of only one kind of matter |
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| Not every particle is the same; No fixed composition |
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| Change in matter that does not change the identity of the substance |
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| Observable and/or measurable characteristics without any change of the substances properties |
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| A mixture that does not have a uniform composition; individual substances remain distinct |
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| A mixture that contains substances that combine physically but has a constant composition throughout |
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| Solid solutions containing metals and sometimes nonmetallic sustances (steal) |
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| The substance being dissolved |
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| The substance that dissolves the solute |
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| A solution where water is the solvent |
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| The simplest form of matter; cannot be broken down further; pure substance |
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Definition
| A fixed proportion of one or more elements |
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| Solid, Liquid, Gas,and Plasma |
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| Substances that change to there gas form in room temperature |
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| The amount of matter contained in a single unit of volume |
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| Properties that can only be observed when a change of composition occurs in the substance |
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Definition
| The change of one or more substances into other substances; otherwise known as a chemical reaction |
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| Law of Conservation of Mass |
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Definition
| Matter is neither created nor destroyed but is rearranged |
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| Chemical reactions that give off heat energy |
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| Chemical reactions that absorb heat energy |
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