Why were von mayer, joule, kelvin, and von helmholtz able to define conservation of energy in the same way despite using different approaches? each experiment showed the same mathematical relationship. all of the experiments were physics experiments. the scientists worked together in the same lab. the experiments were all performed using the same variables.

Congress is controlled by the democrats. president yaeger, a republican, takes several actions that are opposed by the democrats in congress. first, the president introduces a new budget that cuts most of the government's social programs and gives tax breaks to the wealthy. next, president yaeger negotiates a trade treaty with a nation accused of human rights abuses. then, the president gives pardons to three republican senators who have been convicted of crimes.