A material with dense physical properties will ......
  • allow an electric current to flow through it
  • bend and stretch easily
  • carry a heavy load without breaking
  • weigh a lot for its size
A transparent material is see-through. What is its opposite called?
  • Block
  • Hidden
  • Opaque
  • Solid
Materials are affected by their surroundings. Many metals are ....... by air and water.
  • attacked
  • corroded
  • discoloured
  • dissolved
A material with stiff physical properties will .......
  • allow an electric current to flow through it
  • carry a heavy load without breaking
  • not bend and stretch easily
  • weigh a lot for its size
A material with strong physical properties will .......
  • allow an electric current to flow through it
  • bend and stretch easily
  • carry a heavy load without breaking
  • weigh a lot for its size
Resistant materials that are designed to break down naturally are known as what?
  • Biocompatible
  • Biodegradable
  • Biodynamic
  • Bioenergetic
Many plastics become ....... with age.
  • discoloured
  • liquid
  • rough
  • rubbery
What does 'ferrous' mean?
  • Containing or consisting mainly of iron
  • Material that can withstand extreme cold
  • Material that can withstand extreme heat
  • Wood that has been attacked by woodworm
A material with good thermal physical properties will .......
  • allow an electric current to flow through it
  • allow heat to pass through it
  • not bend and stretch easily
  • weigh a lot for its size
Wood is ....... by insects and fungi.
  • attacked
  • corroded
  • discoloured
  • dissolved
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