Q.1
What do we call a material which is not at all bendy?
  • An insulator
  • Rigid
  • Magnetic
  • Flexible
Q.2
Why is copper used for electrical wiring?
  • Because it is light
  • Because it is flexible
  • Because it is a good electrical conductor
  • All of the above
Q.3
A real 50p coin is heavier than a toy plastic 50p coin. Materials that are heavier than objects of the same size are more what?
  • More solid
  • More magnetic
  • More light
  • More dense
Q.4
Which of these materials shows great elasticity?
  • Sand
  • Oak
  • Rubber
  • Concrete
Q.5
What is the opposite of waterproof?
  • Absorbent
  • Flexible
  • Smooth
  • Opaque
Q.6
What does 'property' mean when discussing materials?
  • A material's possessions, such as money and land
  • The qualities of a particular material
  • The copyright on a particular material
  • The objects which are made from a specific material
Q.7
Which properties of china make it a good material for a teacup?
  • It is brittle and permeable and a good electrical insulator
  • It is shiny and transluscent and a good thermal conductor
  • It is strong and waterproof and a good thermal insulator
  • It is dense and opaque and a good electrical conductor
Q.8
What is the opposite of elasticity?
  • Stretchiness
  • Brittleness
  • Flexibility
  • Hardness
Q.9
Plasticine can be easily molded or squashed into different shapes. What do we call this property?
  • Transparency
  • Conductivity
  • Density
  • Malleability
Q.10
If light cannot pass through a material, which property does that material have?
  • It is opaque
  • It is translucent
  • It is transparent
  • It is magnetic
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