Vocabulary terms
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Matter | Anything that has mass and takes up space
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| Chemistry | The study of the properties of matter and how matter works
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| Substance | A single kind of matter that is pure
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| Physical Property | A characteristic of a pure substance that can be observed without changing it into another substance
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| Chemical Property | A characteristic of a pure substance that describes its ability to change into different substances
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| Element | A pure substance that can't be broken down into any other substance by physical or chemical means
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| Atom | The basic particle from which all elements are made
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| Chemical Bond | The force of attraction between two atoms
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| Molecules | Group of two or more atoms held together by chemical bonds
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| Compound | A pure substance made of two or more elements chemically combined in a set ratio
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| Chemical Formula | A formula that gives the elements in a compound and the ratio of atoms
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| Mixture | Two or more substances that are mixed together but not chemically combined
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| Heterogeneous Mixture | A mixture in which pure substances are unevenly distributed throughout the mixture
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| Homogeneous Mixture | A mixture in which substances are evenly distributed throughout the mixture
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| Solution | An example
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| Weight | A measure of the force of gravity on you
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| Mass | The amount of matter in an object
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| International System of Units | Used to measure the properties of matter
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| Volume | The amount of space that matter occupies
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| Density | The measurement of hoe much mass of a substance is contained in a given volume
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| Physical Change | Any change that alters the form or appearance of matter that doesn't make any substance in the matter into difference substances
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| Chemical Change | A change in matter that produces one or more new substances
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| Law of Conservation of Mass | The fact that matter is not created or destroyed in any chemical or physical means
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| Energy | The ability to work and cause change
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| Temperature | A measure of the average energy of random motion of particles of matter
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| Thermal Energy | Total energy of all of the particles in an object
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| Endothermic Change | A change in which energy is taken in
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| Exothermic Change | Release energy
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