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18 Cards in this Set
- Front
- Back
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matter |
anything that has mass and occupies space |
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chemistry |
the study of the composition of matter and the changes that matter undergoes |
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organic chemistry |
the study of compounds containing carbon |
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inorganic chemistry |
the study of substances that in general, do not contain carbon |
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biochemistry |
the area of chemistry that focuses on processes that take place in organisms |
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analytical chemistry |
the area of chemistry that focuses on the composition of matter |
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physical chemistry |
the area of chemistry that deals with the mechanism, the rate, and the energy transfer that occurs when matter undergoes a change |
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pure chemistry |
the pursuit of chemical knowledge for its own sake
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applied chemistry |
research that is directed toward a practical goal or application |
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technology |
the means by which a society provides its members with those things needed and desired |
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observation |
information obtained through the senses; observation in science often involves a measurement |
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hypothesis |
a proposed explanation for an observation |
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experiment |
a repeatable procedure that is used to test a hypothesis |
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independent variable |
the variable that is changed during the experiment; also called the manipulated variable (the one that we physically change) |
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dependent variable |
the variable that is observed during an experiment; also called the responding variable (what responded to our change we physically made) |
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model |
representation of an object or event |
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theory |
a well-tested explanation for a broad set of observations |
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scientific laws |
a concise statement that summarized the results of many observations and experiments |
