Chapter 2 Vocab Word Scramble
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Term | Definition |
Pure Substance | Matter that always has exactly the same compostition; an element or compound. |
Element | A substance that cannot be broken down into simpler substances. |
Atom | The smallest part of an element. |
Compound | A substance that is made from two or more simpler substances and can be broken down into the simpler substances. |
Heterogeneous Mixture | A type of mixture in which the parts of the mixture are noticeably different from one another. |
Homogeneous Mixture | A type of mixture in which the substances are so evenly distributed that is difficult to distinguish one substance in the mixture from another. |
Solution | A mixture that forms when substances dissolve and form a homogeneous mixture. |
Suspension | A heterogeneous mixture that separates into layers over time. |
Colliod | A mixture that contains some particles that are intermediate in size between the small particles in a solution and the larger particles in suspension. |
Physical Property | Any characteristic of a material that can be observed or measured without changing the composition of the substances in the material. |
Viscosity | The tendency of a liquid to keep from flowing; Resistance to flowing. |
Conductivity | A material's ability to allow heat or electric charges to flow. |
Malleability | The ability of a solid to be hammered without shattering. |
Melting Point | The temperature at which a substance changes from solid to liquid. |
Boiling Point | The temperature at which a substance boils; The temperature at which vapor pressure is equal to atmospheric pressure. |
Filtration | A process that separates materials based on the size of their particles. |
Distillation | A process that separates the substances in a solution based on their boiling points. |
Physical Change | A change that occurs when some properties of material change, but the substances in the material stay the same. |
Chemical Property | Any property that produces a change in the composition of matter. |
Flammability | A material's ability to burn in the presence of oxygen. |
Reactivity | The property that describes how readily a substance combines chemically with other substances. |
Chemical Change | Change that occurs when a substance reacts and forms one or more new substances. |
Precipitate | A solid that forms and separates from a liquid mixture. |
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Haley.Brinkman
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