( ( If ( students ( ( do not ) ( know ( ( what ( ( ( the process ) ( of condensation ) ) ( ( is , ) ( you ( can ( ( tell them ) ( it ( is ( ( the opposite ) ( of ( ( evaporation . ) ( ( In evaporation ) ( , ( ( a ( ( liquid ( -LRB- ( ( like water ) -RRB- ) ) ) changes ) ) ( state ( to ( ( become ( a gas ) ) ( -LRB- ( ( ( water vapor ) -RRB- ) . ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ) ( In condensation ) ) ) ) ) ) ( , ( ( ( a gas ) ( -LRB- ( ( like ( water vapor ) ) -RRB- ) ) ) ( ( ( changes state ) ( to ( become ( ( a liquid ) ( -LRB- ( water -RRB- ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN If) (S (NP (NNS students)) (VP (VBP do) (RB not) (VP (VB know) (SBAR (WHNP (WP what)) (S (NP (NP (DT the) (NN process)) (PP (IN of) (NP (NN condensation)))) (VP (VBZ is) (, ,) (SBAR (S (NP (PRP you)) (VP (MD can) (VP (VB tell) (NP (PRP them)) (SBAR (S (NP (PRP it)) (VP (VBZ is) (NP (NP (DT the) (NN opposite)) (PP (IN of) (NP (NP (NNP evaporation) (. .)) (SBAR (S (PP (IN In) (NP (NN evaporation))) (, ,) (NP (DT a) (ADJP (ADJP (JJ liquid)) (PRN (-LRB- -LRB-) (PP (IN like) (NP (NN water))) (-RRB- -RRB-))) (NNS changes)) (VP (VBP state) (S (VP (TO to) (VP (VB become) (NP (DT a) (NN gas)) (FRAG (-LRB- -LRB-) (NP (NN water) (NN vapor)) (-RRB- -RRB-) (. .)))))))))))))))))))) (PP (IN In) (NP (NN condensation)))))))) (, ,) (NP (NP (DT a) (NN gas)) (PRN (-LRB- -LRB-) (PP (IN like) (NP (NN water) (NN vapor))) (-RRB- -RRB-))) (VP (VBZ changes) (NP (NN state)) (S (VP (TO to) (VP (VB become) (NP (NP (DT a) (NN liquid)) (PRN (-LRB- -LRB-) (NP (NN water)) (-RRB- -RRB-))))))) (. .)))
If students do not know what the process of condensation is, you can tell them it is the opposite of evaporation. In evaporation, a liquid (like water) changes state to become a gas (water vapor). In condensation, a gas (like water vapor) changes state to become a liquid (water).
(ROOT (S (NP (NNP Evaporation)) (VP (VBZ is) (ADJP (JJ responsible) (PP (IN for) (S (VP (VBG changing) (NP (JJ liquid) (NN water)) (PP (IN into) (NP (NN water) (NN vapor)))))))) (. .)))