Ch. 1 Vocab
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22 terms
Terms | Definitions |
|---|---|
 Matter | anything that has mass and occupies space |
| Chemistry | study of composition of matter and the changes that matter undergoes |
| Organic Chemistry | study of all chemicals containing carbon |
| Inorganic Chemistry | study of all chemicals that do not contain carbon |
| Biochemistry | study of processes that take place in organisms |
| Analytical Chemistry | study that focuses on the composition of matter |
| Physical Chemistry | the area that deals with the mechanism, rate, and the energy transfer that occurs when matter undergoes a change |
| Pure Chemistry | pursuit of chemical knowledge for the fun of it |
| Applied Chemistry | research that is directed toward a practical goal or application |
| Macroscopic | large enough to see with the unaided eye |
| Microscopic | can only be seen under magnification |
| Biotechnology | applies science to the production of biological products or processes |
| Pollutant | material found in air, water, or soil that is harmful to humans or other organisms |
| Scientific Method | logical, systematic approach to the solution of a scientific problem |
| observation | when you use your senses to obtain information |
| hypothesis | proposed explanation for an observation |
| experiment | procedure that is used to test a hypothesis |
| manipulated variable | variable that you change during an experiment, also called independent variable |
| responding variable | variable that is observed during the experiment, also called dependent variable |
| theory | a well- tested explaination for a broad set of observations |
| scientific law | concise statement that summarizes the results of many observations and experiments |
| technology | means by which a society provides its members with those things needed and desired |
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