Your feet are cold when you go to bed and you want something to warm them up. Would you prefer to have a bottle filled with hot water or one filled with an equal mass of aluminium block at the same temperature as the water? Explain.

Question

shane_b · Answer

Just think of which one has a higher specific heat (can store more heat energy)?

anonymous · Answer

the one that filled with hot water? Water has higher specific heat capacity compare to aluminium, right?

shane_b · Answer

Yes...a lot higher. This little table may be useful for you: http://hyperphysics.phy-astr.gsu.edu/hbase/tables/sphtt.html

anonymous · Answer

Thanks again.

shane_b · Answer

np :)