Physical Properties Any characteristic that can be observed or measured without changing the substances composition
Physical Properties Include <ul><li>Viscosity </li></ul><ul><li>Conductivity </li></ul><ul><li>Malleability </li></ul><ul>...
Viscosity <ul><li>A measure of a liquids resistance to flow.  </li></ul><ul><li>(High viscosity = Thick)  </li></ul>
Conductivity <ul><li>The ability of a material that allows heat or electricity to flow through it </li></ul>
Malleability <ul><li>The ability of a metal to bend and not break.  </li></ul><ul><li>(ability to be hammered) </li></ul>
Melting and boiling points <ul><li>Melting point is the temperature where a solid becomes a liquid  </li></ul><ul><li>(wat...
Density <ul><li>Density is the ratio of the mass of a substance to its volume. </li></ul><ul><li>Density can be used to id...
Using Physical Properties <ul><li>Identifying materials </li></ul><ul><ul><li>Decide properties to test </li></ul></ul><ul...
Separating mixtures <ul><li>Filtration and Distillation </li></ul><ul><li>Filtration separates particles by size </li></ul...
Physical Changes <ul><li>Properties change but the substance remains the same </li></ul><ul><li>Changing from a liquid to ...
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  1. 1. Physical Properties Any characteristic that can be observed or measured without changing the substances composition
  2. 2. Physical Properties Include <ul><li>Viscosity </li></ul><ul><li>Conductivity </li></ul><ul><li>Malleability </li></ul><ul><li>Hardness </li></ul><ul><li>Melting point </li></ul><ul><li>Boiling point </li></ul><ul><li>Density </li></ul>
  3. 3. Viscosity <ul><li>A measure of a liquids resistance to flow. </li></ul><ul><li>(High viscosity = Thick) </li></ul>
  4. 4. Conductivity <ul><li>The ability of a material that allows heat or electricity to flow through it </li></ul>
  5. 5. Malleability <ul><li>The ability of a metal to bend and not break. </li></ul><ul><li>(ability to be hammered) </li></ul>
  6. 6. Melting and boiling points <ul><li>Melting point is the temperature where a solid becomes a liquid </li></ul><ul><li>(water=0 degrees C) </li></ul><ul><li>Boiling point is the temperature where a liquid becomes a gas </li></ul><ul><li>(water=100 degrees C) </li></ul>
  7. 7. Density <ul><li>Density is the ratio of the mass of a substance to its volume. </li></ul><ul><li>Density can be used to identify substances- </li></ul><ul><li>The density of a pure substance always remains the same </li></ul>
  8. 8. Using Physical Properties <ul><li>Identifying materials </li></ul><ul><ul><li>Decide properties to test </li></ul></ul><ul><ul><li>Compare results with known data </li></ul></ul><ul><li>Properties determine which materials are chosen for specific uses </li></ul>
  9. 9. Separating mixtures <ul><li>Filtration and Distillation </li></ul><ul><li>Filtration separates particles by size </li></ul><ul><li>Distillation separates solutions based on boiling points </li></ul>
  10. 10. Physical Changes <ul><li>Properties change but the substance remains the same </li></ul><ul><li>Changing from a liquid to a gas </li></ul><ul><li>Crumbling paper </li></ul><ul><li>Slicing a tomato </li></ul>
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