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Chapter 2 Phy Sci
Review of physical and chemical properties, states of matter, temperature points
Question | Answer |
---|---|
solid | SOM: definite shape and definite volume |
liquid | SOM: indefinite shape and definite volume |
gas | SOM: indefinite shape and indefinite volume |
plasma | SOM: most common in the universe |
melting | solid to liquid |
freezing | liquid to solid |
boiling (evaportation) | liquid to gas |
condensation | gas to liquid |
compound | chemical blend of 2 or more things; has a fixed ratio |
mixture | physical blend of 2 or more things; has a changing ratio (not fixed) |
physical property | property seen without changing the composition or identity |
chemical property | property only seen during a change in composition or identity |
solution | another name for a homogeneous mixture |
sublimation | solid to gas |
homogeneous | looks the same |
heterogeneous | looks different |
solute and solvent | the 2 parts of a solution |
filtration | separation by size (in a mixture) |
distillation | separation by boiling points (in a mixture) |
volume | amount of space object takes up |