[1NA] Chapter 2: Exploring Diversity of Matter by Their Physical Properties

Choice of terms

  • strength – strong/weak
  • hardness – hard/less hard/ soft
  • density – dense/less dense (Reject – lighter and heavier)
  • Flexibility – flexible/rigid
  • Electrical conductivity – good conductor/poor conductor of electricity.
  • Thermal conductivity – good conductor/poor conductor of heat.¬†Reject – insulator unless it is used to refer to vacuum.
  • Melting/boiling point – high/low
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