( ( As ( ( the distance ) ( from ( the ( magnet increases ) ) ) ) ) ( , ( ( the ( magnetic force ) ) ( decreases . ) ) ) )
(ROOT (S (PP (IN As) (NP (NP (DT the) (NN distance)) (PP (IN from) (NP (DT the) (NN magnet) (NNS increases))))) (, ,) (NP (DT the) (JJ magnetic) (NN force)) (VP (VBZ decreases)) (. .)))
As the distance from the magnet increases, the magnetic force decreases.
(ROOT (S (S (VP (VBG Increasing) (NP (NP (DT the) (NN distance)) (PP (IN between) (NP (DT the) (CD two) (NNS magnets)))))) (VP (MD will) (VP (VB cause) (NP (DT a) (NN decrease)) (PP (IN in) (NP (NP (DT the) (NN force)) (PP (IN of) (NP (NP (NN attraction)) (PP (IN between) (NP (CD two) (NNS magnets))))))))) (. .)))
Increasing the distance between the two magnets will cause a decrease in the force of attraction between two magnets.