Could be low on coolant or a sticky thermostat.
Heat flows from hot to cold.
Yes, heat flows from hot to cold.
Heat flows towards cold.
Heat flows from hot to cold in a system.
Yes, heat and cold flow between objects due to the difference in temperature. Heat will flow from the hotter object to the colder object until thermal equilibrium is reached, leading to the transfer of energy.
Interatomic separation causes heat to flow slowly. As there will be time involved in transferring heat at a gap.
Heat does, indeed, go from a warm source to a cold place. That is what heat always does.
From cold to hot.
Lack of heat?
Falseee
No, cold does not flow from the snow to your hand. When you touch the metal rod, heat from your hand is transferred to the metal, which conducts heat away from your hand into the colder snow. Your hand begins to feel cold as it loses heat.
An increase in heat causes blood vessels to dilate, which increases blood flow in the body.