Which of the following colors is associated with the lowest temperature? explain your reasoning.
a. blue
b. green
c. yellow
d. red

9.98 kg of r-134a at 300 kpa fills a rigid container whose volume is 14 l. determine the temperature and total enthalpy in the container. the container is now heated until the pressure is 600 kpa. determine the temperature and total enthalpy when the heating is completed. use data from the steam tables.

While carrying a heavy box up the stairs,you set the box on a step and rest. then you pick up the box and carry it to the top of the stairs. describe these actions in terms of balanced and unbalanced forces acting on the box.

It takes a lot of energy to get the temperature of water to increase and eventually boil because water has a high heat.