Question 4 (1 point)
5.45 km/h is an example of what?

Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.

Which composition of water moves to begin a deepwater current?

Which of the following are forms of phase changes a. freezing b. condensation c. heating d. exchanging