Showing posts with label transfer. Show all posts
Showing posts with label transfer. Show all posts
Monday, July 13, 2009
Unburnt paper
The coin, which is a good conductor of heat, transfers the heat away from the flame and prevents the paper from burning up.
Water is a bad conductor of heat
The ice at the bottom of the test tube fails to melt even though the water at the top is boiling. Water is a bad conductor of heat and the heat at the top does not conduct to the bottom of the test tube.
Convection
Now teaching on transfer of thermal energy. Was telling 305 about convection. Here's two videos on it.
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