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Chemistry
Chapter 1 vocab
Question | Answer |
---|---|
Chemistry | the study of the composition of matter and the changes that matter undergoes |
Organic chemistry | the study of chemicals that contain carbon |
Inorganic chemistry | the study of chemicals that does not contain carbon |
Biochemistry | the study of processes that is concerned with the chemistry of living organisms |
Analytical chemistry | the study of chemistry that is concerned with the composition of matter |
Matter | anything that has mass and occupies space |
Physical chemistry | study of mechanism, the rate, and the energy transfer that occurs when matter undergoes a change |
Pure chemistry | the pursuit of chemistry knowledge for its own sake |
Applied chemistry | research that is directed toward a practical goal or application |
Technology | the means by which a society provides its members with those things needed and desired |
Macroscopic | describes objects that are large enough to see with the unaided eye |
Microscopic | describes objects that can be seen only 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 | a logical approach to the solution of scientific problems |
Observation | information obtained directly by using your senses |
Hypothesis | a proposed explanation for what is observed |
Experiment | a method of testing a hypothesis |
Manipulated variable | variable that one changes during an experiment |
Responding variable | variable that is observed during an experiment |
Theory | a well-tested explanation for a broad set of observations |
Scientific law | describes many observations but does not explain them |