This resource from the Royal Society of Chemistry is aimed at Key Stage Two and links to the topic area of properties and changes of materials.  Focusing on burning and irreversible change it also aims to develop investigative skills. The resource contains ideas for activities and investigations, key vocabulary and background knowledge including common misconceptions. Investigations include: *Observing and recording what happens when different materials burn and whether the weight of a material changes after burning *Investigating the burning of a candle *Investigating the questions: *Does a candle burn longer in a bigger beaker? *Is twice as much air (oxygen) needed for two candles to burn, three times as much for three candles to burn? The resource also provides poems which link to the topic and information on the life and work of Sir Humphrey Davy.

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