Developments in science and engineering lead to changes in materials technology. There are a range of modern materials with impressive properties, as well as traditional ones such as wood or metal.
Which of these is a modern material?
Which modern material is often used in vehicles?
Having smartphone screens that repel greasy fingerprints is achieved using which of the following?
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
What material is used to make dental braces?
Thermochromic pigment changes colour when exposed to what?
GRP is a combination of which materials?
Glass fibre and resin
Wood fibre and resin
Carbon fibre and resin
Which of these is a large sheet-based composite?
Kevlar is a material that has which of these properties?
Strong and resistant to impact
Soft and resistant to spills and stains
Conductive and resistant to fire
Which of these descriptions best describes conductive fabrics?
Fabrics resistant to fire
Fabrics that allow electrical current to pass through
Fabrics that are warmer and softer