( Using ( ( kilojoules ( you ( now ( have ( ( ( a unit ) ( of measure ) ) ( that ( comprises ( ( actual energy ) ( expended ( over ( a ( certain distance ) ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (S (VP (VBG Using))) (VP (VBZ kilojoules) (SBAR (S (NP (PRP you)) (ADVP (RB now)) (VP (VBP have) (NP (NP (DT a) (NN unit)) (PP (IN of) (NP (NN measure))) (SBAR (WHNP (WDT that)) (S (VP (VBZ comprises) (NP (NP (JJ actual) (NN energy)) (VP (VBN expended) (PP (IN over) (NP (DT a) (JJ certain) (NN distance))))))))))))) (. .)))
Using kilojoules you now have a unit of measure that comprises actual energy expended over a certain distance.
(ROOT (S (NP (NNS Kilojoules)) (VP (VBP are) (ADVP (RB typically)) (VP (VBN used) (S (VP (TO to) (VP (VB measure) (NP (NP (NNP heats)) (PP (IN of) (NP (NN reaction))))))))) (. .)))