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| The study of the compisition of matter |
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| Information obatained throught the senses directly |
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| A proposed explanation on what is observed[image] |
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| A carefully controlled, repeatabke procedure for gathering data to test a hypothesishttp[image] |
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| A broad and extensively tested explanation of why experiments give certain results.[image] |
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| Is a consise statement that summarizes the results of many observations and experiment |
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| Anything that has mass and takes up space. |
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Definition
| Matter that has unifrom and definite composition |
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| Is a quality or condition of a substances that can be observed or measured without changing the substace's compisition |
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Definition
| Matter that has no definite shape or volume. it adopts the shpe and volume of its container |
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| a form of a matter that flows, and has a fixed volume and takes shape of its container |
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| Matter that has definite shape and volume |
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Definition
| is a change in a state only. The original components remains. |
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| Is a reaction occuring. A new component is formed |
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| a physical blend of two or more substances that are not chemically combined. |
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| The energy an object has because of its motion |
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| are mixtures that have a definite composition and properties |
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| A Mixture that is not uniform in composition.(its components are easily distinguished) |
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Definition
| a substance that can't be changed into simpler substances. |
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Definition
| A substance that can be seperate into simpler substances only by chemical reaction |
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Definition
| one or more substances change into new substance. |
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| Law of conservation of mass |
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Definition
| Mass can neither be created or destroyed in a chemical or physical process |
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| Quantitative Measurements |
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Definition
| measurements that give definite,usually numeric results |
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Definition
| A measurement that gives descriptive, nonnumeric results. |
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Definition
| The closeness of a measurement to the true value of what is being measured |
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