Choose all of the processes from below which describe changes which are independent of the path by which the change occurs.
1) the elevation increase experienced by a traveller travelling from Grand Isle, LA to Denver, Colorado
2) the heat generated by a homogeneous gaseous chemical reaction carried out inside of a bomb calorimeter
3) the kinetic energy aquired by a bullet as it reaches a specific speed
4) the time required to work a chemistry exam
5) the work accomplished in burning a gallon of gasoline
6) the heat generated by a car engine as it burns a gallon of gasoline
7) the work generated by a homogeneous gaseous chemical reaction carried out inside of a bomb calorimeter