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|[[File:ExothermicSketchGraphExothermicSketchGraphKS3.png|center|200px]]
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| style="height:20px; width:200px; text-align:center;" |The [[energy]] stored in the [[reactant]]s is released in the [[Chemical Reaction|chemical reaction]] making the [[material]] increase in [[temperature]]. The [[product]]s now have less [[energy]] than the [[reactant]]s.
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: [[Freezing]], [[Condensing]] and [[Depositing]] are [[exothermic]] changes because it releases [[energy]] when it happens. The [[material]] has less after it has happened. However, there is usually no increase in [[temperature]] because the [[material]] is being cooled to [[State Change|change state]].