How does “freeze-drying” work? (teacher information)
Teaching methods for teachers on the worksheet of the same name
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How to reference this medium
The background on the task and possible variations are provided.
The six incremental hints for the task are provided with the corresponding answers. They are also available as a separate ready-to-print medium named “How does ‘freeze-drying’ work? (hints for printing)” or as an interactive medium named “How does ‘freeze-drying’ work? (interactive hints)” on the media portal of the Siemens Stiftung.