If hot air goes up and cold air goes down, why does a horizontal freezer loses cold when opened?

Question

If hot air goes up and cold air goes down, why does a horizontal freezer loses cold when opened?

In: 1

Answer 1

The fact that the temperature of the air causes one to rise and the other to sink doesn’t mean there is no thermal exchance between the air masses. You’ll lose cold regardless of the orientation of the freezer because you’re exposing it to warmer air. Less so, but still.