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22 Cards in this Set
- Front
- Back
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Experimental design
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the plan of an experiment
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Physical change
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– any change in the size, shape, form, or state of matter in which the matter’s identityremains the same
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Chemical change
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any change of a material into a new material with different properties |
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Exothermic reaction
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– a chemical reaction that releases energy in the form of heat
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Endothermic reaction
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a chemical reaction that absorbs energy in the form of heat.
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States of matter
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all matter exists in three states – solid, liquid, and gas
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Solid
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matter with a definite shape and volume; has tightly packed particles that move mainly byvibrating |
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Liquid |
matter with a definite volume, but no definite shape that can flow from one place to another
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Gas |
– matter that does not have a definite shape or volume; particles that move at high speeds in alldirections
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Property |
an essential or distinctive attribute or quality of a thing. |
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Physical property |
any characteristic of matter that can be detected by the senses without changing the identity of matter |
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Chemical Property |
– a characteristic of matter that allows it to change to a different type of matter;describes how matter behaves. |
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Flammability
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ability to burn |
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Reactivity |
how easily one thing reacts with another |
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Toxicity |
– how poisonous something is |
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Oxidation |
the ability to react with oxygen |
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Evaporation |
change of matter from a liquid to a gas state |
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Melting |
change of matter from a solid to a liquid state |
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Freezing |
change of matter from a liquid to a solid state |
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Condensation |
change of matter from a gas to a liquid state |
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Sublimation |
change of matter from a solid to a gaseous state |
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Deposition
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change of matter from a gaseous to a solid state
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