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2  Some materials conduct electricity.

               Circle two materials that conduct electricity.

                                                        copper

                                                         glass

                                                          iron

                                                         paper

                                                        plastic

                                                         sand

                                                         wood
                                                                                                           [2]



           3  Hassan owns a motor car.

               For each material in the table, put a tick () in the correct column to show if it is a
               solid, a liquid or a gas at room temperature.


                          material                solid               liquid               gas


                             air

                          gasoline


                             iron


                           plastic

                           rubber


                                                                                                           [2]

















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