4.8 explain how insulation is used to reduce energy transfers from buildings and the human body.

Buildings –

Screen Shot 2016-07-28 at 10.30.27 AM.png

Humans –

  • Wear woolen clothes to keep warm
  • Wool traps air – good insulator. IN solids, particles are tightly packed so if one end is heated, particles will vibrate and collide with neighbouring particles, transferring kinetic energy.

 

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