Page 10 - Q&A-Cover_Neat
P. 10

10  Pierre uses a candle to heat a beaker of water.

               Here is a diagram of his experiment.


                                                                      thermometer




                                                                      beaker



                                    30 cm  of
                                           3
                                    water
                                                                      candle



               (a) The diagram shows the thermometer after 10 minutes.





                                                        40


















                                                        30


                   What is the temperature of the water after 10 minutes?


                                                 °C                                                        [1]


               (b) At the start the temperature of the water was 20 °C.

                   What is the temperature increase?

                                                 °C                                                        [1]








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