We know from the first law of thermodynamics that heat always flows from high to low temperatures.

So in this case, the ice cube has a temperature below 0 c and room temperature may be up to 22c or 24. 

The major cause of forest fire is dry air.Because dry air has very low moisture content.When the moisture content goes down it will become dry in daily life if we take out water form anything it will dry,hard and break.same is the cause here.When dry air interact with dry leaves in forest because of firction … Read more