( ( ( Each section ) ( also ( ( includes links ) ( to ( suggested ( classroom activities ) ) ) ) ) ) ( , ( most ( ( performed ( using ( ( ( a Slinky ) , ) ( that ( demonstrate ( concepts ( such ( as ( ( ( ( ( ( ( ( ( ( ( inertia , ) gravity ) , ) ( potential energy ) ) , ) ( kinetic energy ) ) , ) ( longitudinal waves ) ) , ) and ) ( centrifugal force ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (S (NP (DT Each) (NN section)) (ADVP (RB also)) (VP (VBZ includes) (NP (NNS links)) (PP (TO to) (NP (VBN suggested) (NN classroom) (NNS activities))))) (, ,) (NP (JJS most)) (VP (VBD performed) (S (VP (VBG using) (NP (NP (DT a) (NN Slinky)) (, ,) (SBAR (WHNP (WDT that)) (S (VP (VBP demonstrate) (NP (NP (NNS concepts)) (PP (JJ such) (IN as) (NP (NP (NN inertia)) (, ,) (NP (NN gravity)) (, ,) (NP (JJ potential) (NN energy)) (, ,) (NP (JJ kinetic) (NN energy)) (, ,) (NP (JJ longitudinal) (NNS waves)) (, ,) (CC and) (NP (JJ centrifugal) (NN force)))))))))))) (. .)))
Each section also includes links to suggested classroom activities, most performed using a Slinky, that demonstrate concepts such as inertia, gravity, potential energy, kinetic energy, longitudinal waves, and centrifugal force.
(ROOT (S (NP (NNS Centrifuges)) (VP (VBP use) (NP (NN inertia)) (S (VP (TO to) (VP (VB perform) (NP (PRP$ their) (NN task)))))) (. .)))