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Prop of Matter vocab
vocab PS Ch 15 Section 1
Question | Answer |
---|---|
substance | type of matter with fixed composition |
element | substance made from all the same type of atom |
compound | substance in which the atoms of two or more elements are combined in a fixed proportion |
mixture | made up of two or more substances which can be separated by physical means |
heterogeneous mixture | different materials can be easily distinguished |
homogeneous mixture | two or more materials blended evenly throughout |
solution | homogeneous mixture with particles so small they can not be seen with a microscope and will not settle out |
colloid | mixture with particles larger than those in solutions (big enough to scatter light) but will not settle out |
suspension | mixture with particles large enough to scatter light and the particles will settle out upon standing |
Tyndall effect | scattering of light by colloidal particles |