( ( 1 -RRB- ) ( ( ( ( ( ( A ( moving object ) ) ( will ( continue ( moving ( in ( ( a ( straight line ) ) ( at ( constant speed ) ) ) ) ) ) ) ) , ) and ) ( ( a ( stationary object ) ) ( will ( ( ( remain ( at rest ) ) , ) ( unless ( ( acted upon ) ( by ( an ( unbalanced force ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (LST (LS 1) (-RRB- -RRB-)) (S (NP (DT A) (VBG moving) (NN object)) (VP (MD will) (VP (VB continue) (S (VP (VBG moving) (PP (IN in) (NP (NP (DT a) (JJ straight) (NN line)) (PP (IN at) (NP (JJ constant) (NN speed)))))))))) (, ,) (CC and) (S (NP (DT a) (JJ stationary) (NN object)) (VP (MD will) (VP (VB remain) (PP (IN at) (NP (NN rest))) (, ,) (SBAR (IN unless) (S (VP (VBD acted) (PRT (RP upon)) (PP (IN by) (NP (DT an) (JJ unbalanced) (NN force))))))))) (. .)))
1) A moving object will continue moving in a straight line at constant speed, and a stationary object will remain at rest, unless acted upon by an unbalanced force.
(ROOT (S (SBAR (IN If) (S (NP (DT no) (JJ unbalanced) (NN force)) (VP (VBZ acts) (PP (IN on) (NP (DT an) (NN object)))))) (NP (DT the) (NN object)) (VP (VBZ remains) (PP (PP (IN at) (NP (JJ constant) (NN velocity))) (CC or) (PP (IN at) (NP (NN rest))))) (. .)))