1 Which of the materials come from trees?
paper wood rubber cardboard
2 Which of the materials are metals?
iron copper gold aluminium steel
3 Which material is made from part of an animal?
leather
4 Which very hard material do we find in the ground?
stone
5 Which man-made materials do we make from oil?
nylon plastic
6 Which materials do we make from other materials which we find in the ground?
glass ceramic concrete