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Science Test Study
| Question | Answer |
|---|---|
| What is the definition of physical property? | A property that can change, and be easily reversed. |
| Define chemical property. | A property that can change, and cannot be easily reversed. |
| List the 5 chemical porperties | reactivity radioactivity oxidation flammability pH |
| Define Melting Point | The temperature at which a solid turns to a liquid |
| Define Viscosity | The state of being thick and sticky in consistancy |
| Define Solubility | The amount of a substance that will dissolve in a given amount of another substance |
| Define Hardness | How easy or difficult it is to scratch something |
| Define State of Matter | The different forms in which matter can exist. Solid, liquid, and gas |
| Define Texture | The feel or appearance of something |
| Define Ductility | A solids ability to split or break under stress or force |
| Define Thermal Conductility | A measure of how well a material can conduct heat |
| Define Magnetism | The property of attracting certain metals |
| Define Boiling Point | The temp at which a substance changes from a solid to a liquid |
| Define Electrical Coductivity | The measure of the amount of electrical current a material can carry |
| Define Odor | The property that activates the sense of smell |
| Define Density | A property of matter representing the mass per unit volume |
| Define Malleability | The qualtiy of being able to bend without breaking |
| Define Luster | The state or quality of being shiny |
| Define Reactivity | The degree to which a substance is reactive |
| Define Radioactivity | the emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei |
| Define Oxidation | Any chemical reaction when a material gives up electrons, as when the material combines with oxygen |
| Define Flammability | The ability to light on fire |
| Define pH | A number between 0 and 14 that indicates if a chemical is an acid or a base |
| List 4 things that prove a chemical change happened | Gas, new substance, light, or heat |