( ( ( ( The law ) ( of ( conservation ( of energy ) ) ) ) ( states ( that ( energy ( ( can not ) ( be ( ( created or ) destroyed ) ) ) ) ) ) ) ( , ( it ( ( ( can only ) ( be ( ( changed ( from ( one form ) ) ) ( to another ) ) ) ) . ) ) ) )
(ROOT (S (S (NP (NP (DT The) (NN law)) (PP (IN of) (NP (NP (NN conservation)) (PP (IN of) (NP (NN energy)))))) (VP (VBZ states) (SBAR (IN that) (S (NP (NN energy)) (VP (MD can) (RB not) (VP (VB be) (VP (VBN created) (CC or) (VBN destroyed)))))))) (, ,) (NP (PRP it)) (VP (MD can) (ADVP (RB only)) (VP (VB be) (VP (VBN changed) (PP (IN from) (NP (CD one) (NN form))) (PP (TO to) (NP (DT another)))))) (. .)))
The law of conservation of energy states that energy cannot be created or destroyed, it can only be changed from one form to another.
(ROOT (S (S (PP (VBG According) (PP (TO to) (NP (NP (DT the) (NN law)) (PP (IN of) (NP (NP (NN conservation)) (PP (IN of) (NP (NN energy)))))))) (, ,) (NP (NN energy)) (VP (MD can) (ADVP (RB never)) (ADVP (RB actually)) (VP (VB be) (`` ``) (VP (VBN consumed)))) ('' '')) (: ;) (S (NP (PRP it)) (VP (MD can) (ADVP (RB only)) (VP (VB be) (VP (VBN changed) (PP (IN from) (NP (CD one) (NN form))) (PP (TO to) (NP (DT another))))))) (. .)))