Practice IB Design Technology (First Exam 2027) Topic B3.1 Material Selection with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for B3.1 Material Selection and mirrors Paper 1, 2 style where relevant.
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Designers may choose transparent plastics over glass in some products because they are:
A material selected for its colour, texture, and surface finish is being chosen for:
Which contextual factor most likely influenced the use of this material in the design?
A design team is developing a new home coffee maker for eco-conscious consumers. The final product must be cost-effective, aesthetically appealing, durable, and environmentally responsible.
Figure 1 shows an isometric drawing of a drip coffee machine with its plastic water tank, glass carafe, metal heating plate, and housing.
State one physical property required for the heating plate in the coffee maker.
Outline two reasons why glass is commonly used for coffee carafes.
Figure 2 shows three versions of the same coffee maker in different surface finishes: matte black, glossed, and brushed metal.
Describe how aesthetic choices in surface finish influence consumer preference.
Explain two ways that finishing techniques can improve both function and appeal of the product.
Figure 3 shows a customer in a kitchen using the coffee machine next to other appliances.
Discuss how cost, availability, and sustainability influence the material choice for the coffee machine’s plastic housing.
Which of the following is considered secondary research when choosing materials?