If you mean what comes first in the year, than cold.
first aid for heat & cold wave
The heat comes from fever which is the body's way to combat what is causing the cold.
When water comes in contact WITH YOUR Body, it absorbs heat from your skin and evaporates. Since heat is absorbed from your skin, you feel cold, just like when an ice cube comes in contact with your skin.becose the watter wold mix with the air
First of all you cannot add cold. You can remove heat. In the first instance gas minus heat is cold gas. Then, depending on the substance, you can have mainly liquid or solid.
You possibly have a cold.. It could suggest something else but a cold comes to mind first
the moisture from your mouth is heat so it makes it into hot air an fit comes out as vapor
Convection is responsible for making you feel cold when swimming in a cold pool. As the water comes in contact with your skin, it absorbs heat from your body, leading to a loss of body heat. The continuous movement of the water around you facilitates this transfer of heat, making you feel cold.
A metal shovel would feel cold to the touch because metal is a good conductor of heat. When the metal comes into contact with your skin, it quickly transfers heat away from your body, making it feel cold.
You need to be more specific as to what is not working. The blower doesn't work? No air comes out? Air comes out but is cold?
The boiler will heat up the water that comes out of the tap or is used in the radiators. Also the kettle will heat up cold water to make a cup of coffee or tea
you know heat makes something expand and cold makes it contract. When injection molding the plastic material is hot, so it expands and when it is cold it shrinks. That is why how shrinkage comes.
First thing that comes to mind is your low on coolant. With my car, it was Heater matrix clogged with radiator sealant. The workshop cleaned it and it's start working fine!