Page 15 - FINAL DBS10012_HEAT TEMPERATURE 20102022 (2) (1)
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A hot cup of
                                                              fresh coffe



                                            Automobile                           The sun
                                               fuels

                                                               Example
                                                                 heat
                                                               energy in
                                                                our life

                                             A radiator                        A computer
                                              system                           is turned on


                                                              Conventio-
                                                               nal ovens






                                                Figure 1.3: An example of heat energy



                                        Table 1.2: Differentiation between heat and temperature


                                                          Heat                        Temperature


                        Definition             Heat is an energy that is     Temperature is a measure of

                                               transferred from one body to   hotness or coldness
                                               another

                        Physical Quantity      Derived quantity              Base quantity


                        Symbol                 Q                             T

                        Unit                   Joules                        Kelvin, Celsius or Fahrenheit


                        SI unit                Joules                        Kelvin





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