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GCSE Design and Technology · key term
A representation of a design used to explore or test particular features before committing to the finished product.
Used by AQA
Paper 1
Revise: Iterative idea developmentA test may reveal a problem that sends the designer back to a sketch; feedback may lead to a modified model rather than a completely new design. Different projects follow different routes, but decisions should remain connected to requirements and evidence.
Distinguish a design weakness from an inaccurate model: poorly measured parts can make a workable idea appear unsuccessful.
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