Home 2.10 Heat Flows From a High to Low Temperature

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2.10 Heat Flows From a High to Low Temperature

 

 

SUMMARY

Heat is energy that flows from one object to another because of a temperature difference. The direction of heat flow is always from the higher temperature object to the lower temperature object. The author uses the invented word "coolth", which you will not find in any dictionary, so be careful about using it yourself. Duration: 3:54.

 

VIDEO CHECK QUESTIONS

2.10a Which has more energy: a swimming pool of water at 100 degrees Celsius or a cup of water also at 100 degrees Celsius?
2.10b What determines the direction of heat flow?
2.10c What happens to the average kinetic energy of the molecules in your finger as you touch warm stove?

All video check questions can be downloaded from the EXTRAs menu.