Question 1(Multiple Choice Worth 4 points) (01.04 LC)
What best describes the temperature at which a solid turns into a liquid?
O Melting point
O Boiling point
O Electrical conductivity
O Thermal conductivity

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.

How to tell if two objects are in thermal equilibrium 1.the objects have the same temperature 2.the objects are the same size 3.the objects are touching each other 4.the objects temperatures are changing

Decreased sensitivity to an unchanging stimulus is known as