( ( Equilibrium thermodynamics ) ( ( ( studies ( transformations ( of ( ( matter and ) energy ) ) ) ) ( in ( systems ( ( ( at or ) near ) ( thermodynamic equilibrium ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Equilibrium) (NNS thermodynamics)) (VP (VBZ studies) (NP (NP (NNS transformations)) (PP (IN of) (NP (NN matter) (CC and) (NN energy)))) (PP (IN in) (NP (NP (NNS systems)) (PP (IN at) (CC or) (IN near) (NP (JJ thermodynamic) (NN equilibrium)))))) (. .)))
Equilibrium thermodynamics studies transformations of matter and energy in systems at or near thermodynamic equilibrium.
(ROOT (S (NP (NP (DT The) (NN study)) (PP (IN of) (NP (NP (NN energy) (CC and) (NN energy) (NN transfer)) (VP (VBG involving) (NP (JJ physical) (NN matter)))))) (VP (VBZ is) (VP (VBN called) (NP (NNS thermodynamics)))) (. .)))