An infant is able to begin picking up toys and moving them around at an early age. This is an example of a baby mastering _ (blank) _. Select one: a. the second law of thermodynamics. b. potential energy. c. free energy. d. the first law of thermodynamics.

Apossible explanation for a set of facts that can be tested by further investigation is called

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

In a good thermo flask the main cause of heat loss is