1) What is the presenter trying to find out? a) Who stole his doughnuts b) What he is allergic to 2) What cluses have been left behind that he can use? a) Some sugar b) A note written in pen on a pieces of kitchen towel c) A bit of jam d) Some fingerprints 3) What does he do with the pens? a) Dips them in water b) Looks at the ink inside c) Makes a mark on a kitchen towel with each pen 4) Where does he put the pieces of paper? a) In the bin b) Dips the end in water c) Puts them under the water d) Mixes them with the pens 5) Explain how the patterns help him to find who stole the doughnuts a) Match the pattern to the pattern created by the pen that was used to write the note b) Check what colour the ink is

Chromatography Video Quiz

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