1.4 Modern Materials

Which of these is a smart material?

• Beech

• Iron

• Nickel titanium

• Acrylic

Which modern material is often used in vehicles?

• SMAs

• Nanomaterials

• Metal foams

• Carbon Fibre

Having smartphone screens that repel greasy fingerprints is achieved using which of the following?

• Photochromic pigments

• Nanomaterials

• Reactive glass

• SMAs

What is the definition of a smart material?

• A material that has been engineered to have additional properties

• A material whose physical properties change in response to external stimuli

• A material that is available in large sheets

• A material that can speak to you

What material is used to make dental braces?

• Nitinol

• Zinc

• Aluminium

• Stainless steel

GRP is a combination of which materials?

• Glue and resin

• Wood fibre and resin

• Carbon fibre and resin

• Glass fibre and resin

Which of these is a large sheet-based composite?

• CRP

• ABS

• AMA

• MDF

Which of these materials is suitable for using in farming?

• Agrotextiles

• Construction textiles

• Geotextiles

• Nanotextiles

What function would not typically be found in sports textiles?

• Breathability

• Draw moisture away

• Sound insulation

• Reflective textiles

Concrete is a mixture of which materials?

• Cement, sand and metal chips

• Cement, fibre glass and sand

• Cement , sand and wood chips

• Cement, sand and aggregate