Smart Materials Quiz

What is a smart material?

• A material that reacts to a change in the environment

• A material that is always rigid

• A material that is not affected by any external factors

• A material that is only used in construction

Which type of pigment changes when stimulated by heat?

• Photochromic pigments

• Thermochromic pigments

• Piezoelectrical material

• Quantum tunnelling composite

What is the common use of thermochromic pigments?

• Surgical stents

• Children's thermometers

• Clothing

• Touch-sensitive mobile screens

Shape memory alloys (SMA) change when stimulated by which factors?

• PH level

• Pressure

• Heat or electricity

• Light

What is the common use of Polycaprolactone (PCL)?

• Gas lighters

• Prototype modelling

• Mobile phone speakers

• Scientific experiments for PH levels

Which smart material changes when stimulated by pressure?

• Shape memory alloys (SMA)

• Quantum tunnelling composite (QTC)

• Piezoelectrical material

• Thermochromic pigments

What does litmus paper change color in response to?

• Heat

• PH level

• Pressure

• Light

What is the material used in litmus paper?

• Ceramic

• Paper

• Metal wire

• Polymer

Which smart material changes when stimulated by light?

• Photochromic pigments

• Shape memory alloys (SMA)

• Polycaprolactone (PCL)

• Litmus paper

What is the common use of photochromic pigments?

• Prototype modelling

• Clothing

• Children's thermometers

• Mobile phone speakers