Energy transfer

Energy transfers are vital for our existence. From the molecular reactions inside our cells to the large-scale interaction between the Sun and the Earth, energy transfers are responsible for life itself.

• Thermal transfers
  • Temperature Difference
  • Thermal Conduction
  • Convection
  • Evaporation
  • Energy transfer by radiation
  • Thermal insulation
  • Thermal insulation - solids
  • Thermal insulation - liquids and gases
  • Thermal insulation - radiation
  • The vacuum flask
• Energy efficiency
  • Fuel economy and efficiency
  • Local heating (CHP)
• The need for economical use of the world's energy resources
  • The world's energy consumption
  • World energy reserves
  • Who uses most energy?
• Work, power and energy
  • Force, work and energy
  • 'Useful' energy
  • Energy and power