( Diffusion ( - ( ( Diffusion ( is ( ( ( the ( net movement ) ) ( of ( ( the ( same kind ) ) ( of ( molecules ( from ( ( an area ) ( of ( ( higher concentration ) ( to one ) ) ) ) ) ) ) ) ) ) ( of ( ( ( lower concentration ) , ) ( until ( ( ( a ( uniform distribution ) ) ( of molecules ) ) ( is attained ) ) ) ) ) ) ) ) . ) ) )
(ROOT (FRAG (NP (NNP Diffusion)) (: -) (S (NP (NNP Diffusion)) (VP (VBZ is) (NP (NP (DT the) (JJ net) (NN movement)) (PP (IN of) (NP (NP (DT the) (JJ same) (NN kind)) (PP (IN of) (NP (NP (NNS molecules)) (PP (IN from) (NP (NP (DT an) (NN area)) (PP (IN of) (NP (NP (JJR higher) (NN concentration)) (PP (TO to) (NP (CD one))))))))))) (PP (IN of) (NP (NP (JJR lower) (NN concentration)) (, ,) (SBAR (IN until) (S (NP (NP (DT a) (JJ uniform) (NN distribution)) (PP (IN of) (NP (NNS molecules)))) (VP (VBZ is) (VP (VBN attained)))))))))) (. .)))
Diffusion -Diffusion is the net movement of the same kind of molecules from an area of higher concentration to one of lower concentration, until a uniform distribution of molecules is attained.
(ROOT (S (NP (NNP Diffusion)) (VP (VBZ is) (NP (NP (DT the) (NN term)) (PP (IN for) (NP (NP (DT the) (NN movement)) (PP (IN of) (NP (NP (NNS molecules)) (PP (IN from) (NP (NP (DT an) (NN area)) (PP (IN of) (NP (NP (JJ high) (NN concentration)) (PP (TO to) (NP (NP (DT an) (NN area)) (PP (IN of) (NP (JJ low) (NN concentration))))))))))))))) (. .)))