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The Cool Physics of Heat HEAT:  A transfer of energy due to a difference in temperature. Slide show and images by Colin McAllister.  [email_address] Students are invited to edit this work according to the Creative Commons license on the References and Copyright slide.
Preface ,[object Object],[object Object],[object Object],[object Object],[object Object]
The Cool Physics of Heat The combustion of gas in air is a source of heat.
The Cool Physics of Heat ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Heat as Energy Transfer ,[object Object],[object Object],[object Object],[object Object],[object Object]
Conservation of Energy ,[object Object],[object Object],[object Object],[object Object],[object Object]
Internal Energy ,[object Object],[object Object],[object Object],[object Object],[object Object]
Specific Heat The specific heat capacity of water determines the energy needed to heat it.
Specific Heat ,[object Object],[object Object]
Latent Heat Boiling water undergoes a phase change from liquid to gas. The Strokkur geyser in Iceland ejects a jet of water 60 to 100 feet into the air. Geothermal heat changes some underground water from liquid to gas, increasing the volume and pressure, powering the eruption
Latent Heat ,[object Object],[object Object],[object Object],[object Object]
Heat Transfer Mechanisms ,[object Object],[object Object],[object Object],[object Object]
Convection A fan drives transfer of heat by forced convection of air.
Convection ,[object Object],[object Object],[object Object],[object Object]
Thermal Conduction ,[object Object],[object Object],[object Object],[object Object],[object Object]
Thermal Radiation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Global Warming Huge tabular icebergs ,  calved from the ice shelf in the Southern Ocean's Weddell Sea. (Photo courtesy of Mike Vecchione, NOAA National Marine Fisheries Service),
Global Warming ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Heating and Cooling The exhaust pipe of an internal combustion engine.
Heating and Cooling ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Further Study of Heat ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
References and Copyright ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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The Cool Physics Of Heat

  • 1. The Cool Physics of Heat HEAT: A transfer of energy due to a difference in temperature. Slide show and images by Colin McAllister. [email_address] Students are invited to edit this work according to the Creative Commons license on the References and Copyright slide.
  • 2.
  • 3. The Cool Physics of Heat The combustion of gas in air is a source of heat.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8. Specific Heat The specific heat capacity of water determines the energy needed to heat it.
  • 9.
  • 10. Latent Heat Boiling water undergoes a phase change from liquid to gas. The Strokkur geyser in Iceland ejects a jet of water 60 to 100 feet into the air. Geothermal heat changes some underground water from liquid to gas, increasing the volume and pressure, powering the eruption
  • 11.
  • 12.
  • 13. Convection A fan drives transfer of heat by forced convection of air.
  • 14.
  • 15.
  • 16.
  • 17. Global Warming Huge tabular icebergs , calved from the ice shelf in the Southern Ocean's Weddell Sea. (Photo courtesy of Mike Vecchione, NOAA National Marine Fisheries Service),
  • 18.
  • 19. Heating and Cooling The exhaust pipe of an internal combustion engine.
  • 20.
  • 21.
  • 22.