( ( ( The study ) ( of ( matter ( and ( energy interactions ) ) ) ) ) ( ( is ( called Thermodynamics ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN study)) (PP (IN of) (NP (NN matter) (CC and) (NN energy) (NNS interactions)))) (VP (VBZ is) (VP (VBN called) (NP (NNS Thermodynamics)))) (. .)))
The study of matter and energy interactions is called Thermodynamics .
(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)))) (. .)))