energy transformation means energy conversion
conversion is not transformation. conversion is transformation. burning is energy_conversion_process. energy_conversion_process is not physical_creation_event. explosion is energy_conversion_process. electrical_power_generation is energy_conversion_process. energy_conversion_process is not physical_transformation. energy_level_transition is physical_transformation. energy_conversion_process is physical_transformation. energy_conversion_process is physical_creation_event.