( ( The topics ) ( ( are ( ( ( ( ( ( ( ( ( ( ( ( ( ( ( mechanics , ) thermodynamics ) , ) ( kinetic theory ) ) , ) waves ) , ) electromagnetism ) , ) ( electrical circuits ) ) , ) ( ( light and ) optics ) ) , ) and ) ( elementary ( modern physics ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NNS topics)) (VP (VBP are) (NP (NP (NNS mechanics)) (, ,) (NP (NNS thermodynamics)) (, ,) (NP (JJ kinetic) (NN theory)) (, ,) (NP (NNS waves)) (, ,) (NP (NN electromagnetism)) (, ,) (NP (JJ electrical) (NNS circuits)) (, ,) (NP (NN light) (CC and) (NNS optics)) (, ,) (CC and) (NP (JJ elementary) (JJ modern) (NNS physics)))) (. .)))
The topics are mechanics, thermodynamics, kinetic theory, waves, electromagnetism, electrical circuits, light and optics, and elementary modern physics.
(ROOT (S (NP (NNS Optics)) (VP (VBZ explains) (NP (NP (DT the) (NN behavior)) (PP (IN of) (NP (JJ visible) (ADJP (JJ light) (CC and) (JJ electromagnetic)) (NNS waves))))) (. .)))