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Grade 9: Properties
Properties of Matter
| Question | Answer |
|---|---|
| Matter | anything with a mass that takes up space (volume) |
| physical property | describes the characteristics of matter using senses |
| colour | type of light reflected (red/ colourless) |
| clarity | the amount of light allowed through a substance transparent (All), translucent (some), opaque (none) |
| lustre | how much light is reflected shiny or dull |
| texture | how something feels (bumpy, smooth) |
| viscosity | the resistance to flow viscose/high viscosity- syrup low viscosity- water |
| hardness | resistance to being scratched |
| brittleness | easily breakable |
| form | crystalline or irregular |
| solubility | ability to dissolve |
| malleability | can be hammered into a flat sheet/ can be manipulated |
| ductile | can be drawn into a wire (copper) |
| odour | smell smoky, choking, sweet |
| taste | sweet, sour, bitter |
| chemical properties | describes how matter behaves or reacts reacts w acid, water, oxygen (combustion) |