1) What material is most thermally conductive  a) Plastic b) Rubber c) Metal d) Wood 2) What material is known for electrical insulation  a) Rubber b) Metal c) Wood d) Plastic  3) Does metal conduct electricity a) Yes b) No 4) What material easily burns a) Plastic b) Metal c) Wood d) Rubber 5) What material can melt? a) Plastic b) Wood c) Fabric  d) Rubber e) Metal 6) Does wood have a rough texture a) Yes b) No 7) What raw materials can shine a) Plastic b) Metal c) Wood d) Rubber 8) What here are solids a) Metal b) Plastic c) Ice d) Wood e) Water f) Calculator  9) What here are liquids a) Water b) Metal c) Rock d) Air 10) What’s the boiling point of water? a) 100 degrees F b) 100 degrees C c) 50 degrees C d) 10000 degrees F 11) Is being soft a chemical or physical property a) Chemical b) Both c) Physical d) Neither  12) What of these is hard a) Wood b) Water(not frozen) c) Plastic d) Metal

Properties of materials

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