If 1,000 J of energy is added to a steam engine, and 400 J of work is done by the engine, how much thermal energy ends up being added to the engine

The amount of potential energy possessed by an elevated object is equal to

According to the second law of thermodynamics, what is true of entropy in all natural systems? a.it will always decrease. b.it will always increase. c.it will always remain the same. d.it is impossible to measure. e.it will always equal zero.

Apendulum has 592 j of potential energy at the highest point of its swing. how much kinetic energy will it have at the bottom of its swing?| units: