Matching Pairs MATERIALSOnline version MATERIALS by Luz Álvarez Herrero 1 DIAMOND 2 STEEL 3 ELASTIC 4 CHALK 5 METAL 6 GLASS 7 MATERIAL BURNS 8 SUGAR 9 WOOD 10 WATER 11 PLASTIC 12 FOLD PAPER FRAGILE SOLVENT PHYSICAL CHANGE SOLUTE SOFT THERMAL INSULATOR HARD GO BACK TO THEIR SHAPE THERMAL CONDUCTOR TOUGH CHEMICAL CHANGE EASY TO BEND