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Materials 3
Properties of materials
| Question | Answer |
|---|---|
| The difference between electrical CONDUCTIVITY and electrical INSULATION | Materials that conduct electricity and materials that do not conduct electricity |
| What is the difference between thermal CONDUCTORS and thermal INSULATORS | Materials that conduct heat and materials that do not conduct heat |
| What is the difference between EXPANSION and CONTRACTION | Materials that expand when the temperature increase and contracts when the temperature decrease |
| What is FUSIBILITY | When materials change from solid to liquid when heated |
| What is WELDING | When materials is being used to weld two pieces of the same or different materials together |
| What is ELASTICITY | Materials that return to its originally form after force that has changed its shape is removed |
| What is PLASTICITY | Materials that allows to be permanently deformed |