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vocab
| Question | Answer |
|---|---|
| what is a physical property | any characteristic of a material that can be observed or measured without changing the composition of substances in the material |
| what is viscosity | resistance to flowing |
| what is conductivity | ability to transfer heat and electricity |
| what is malleability | abiltity of a solid to be hammered without shattering |
| what is hardness | how hard an object is |
| melting point | temperature at which a substance turns from a solid to a liquid |
| boiling point | temperature an which a substance turns from a liquid to a gas |
| density | |
| filtration | a process that seperatesmaterials based on size of particles |
| distillation | a process that seperates substancesin a solution based on boiling points |
| physical change | some of the properties of a material material change but the substances in the material do not change |
| chemical change | any ability to change the composition of matter |
| flammabilty | ability to burn in oxygen |
| reactivity | the property that describes how a substance reacts to chemicals |
| precipitate | any solid that forms and seperates from a liquid mixture |