Matching Pairs Match the correct properties of the materialsOnline version Match the correct properties of the materials. by Miguel Angel Preciado Lopez 1 Glass is ... 2 Pencil is ... 3 Old coins are ... 4 Rubber is ... 5 Gold is ... 6 Metal is ... 7 Wood is ... 8 Fabric is ... 9 A knife is ... 10 Bricks are ... rigid. dull. shiny. bendy. soft. smooth. hard. sharp. opaque. transparent.