Heat Flow

  • Due Nov 17, 2016 at 8:59am
  • Points 2
  • Questions 2
  • Available until Nov 17, 2016 at 8:59am
  • Time Limit None
  • Allowed Attempts Unlimited

Instructions

Watch the following video tutorial:
http://youtu.be/B6rpCarbSso

[PDF of Slides]

Summary:

• Transferring energy from high to low temperature objects is called heat flow.
• Conduction is heat flow by direct physical contact of hot and cold objects.
• Convection is heat flow in a fluid caused by warm fluid rising due to buoyancy.
• Radiation is heat flow due to light, such as from a heat lamp or a fireplace. 
Have a question? Go here.  

 

Optional: Watch this video that nicely illustrates why different materials feel as if they're at different temperatures even when they're at the same temperature:

https://www.youtube.com/watch?v=vqDbMEdLiCs

 

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