Answer
A supersaturated sugar water solution will form candy crystals when an adequate surface for nucleation appears. This means the candy will crystallize around a stick or string, which offers an appropriate surface for the crystals to begin growing from.
Work Step by Step
A supersaturated sugar water solution will form candy crystals when an adequate surface for nucleation appears. This means the candy will crystallize around a stick or string, which offers an appropriate surface for the crystals to begin growing from.