1. 點解要heat 從high temperature transfer to low temperature object? 有冇得解?
2. 其實hotness 係唔係主觀? 因為要depend on 你自己ge temperature?
3. Heat is not store in an object, 咁temperature different 個陣點解有heat 從high temperature transfer to low temperature object??
4. Heat 從邊到來?