How do warm clothes keep us warm? Shouldn’t heat be expelled outside nevertheless?

Question

How do warm clothes keep us warm? Shouldn’t heat be expelled outside nevertheless?

In: 1

Answer 1

Your body like is a heat engine. You are alive because your body consumes energy, some of which is transformed into heat.

A jacket slows the rate at which your body loses heat.

If your body creates heat faster than the jacket loses heat, then you stay warm.