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Chem Unit 1 vocab
Vocabulary Quiz
| Question | Answer |
|---|---|
| SI | Le Systeme International d'Unites |
| Weight | A measure of the gravitational pull on matter |
| Mass | measure of the quantity of matter |
| Quantity | Something that has magnitude, size, or amount |
| Volume | The amount of space occupied by an object |
| Density | The ratio of mass to volume, or mass divided by volume |
| Base unit | fundemental unit |
| Derived Units | Combinations of SI base units |
| Accuracy | A description of how close a measurement is to the true value of the quantity measured |
| Precision | the closeness of a set of measurements of the same quantity |
| Chemical | any substance that has a definite composition |
| Chemistry | the study of the composition, structure, and properties of matter, the processes that matter undergoes,and the energy changes that accompany these processes |
| Basic Research | performed to increase knowledge |
| Applied Research | performed in order to solve a specific problem |
| Technology | involves the production and use of products that improve quality of life |
| Scientific Method | logical approach to solving problems |
| Density | Mass per unit volume (D=M/V) |