Three things that produce heat are a light bulb, fire, and the sun
Nothing does not conduct heat. If you are asking for three insulators: a coat, rubber, and plastic.
Fuel, oxygen and heat or an ignition source are the components needed for a fire.
The three things that are required to start and maintain fire are fuel,heat and oxygen.
Heat flow is made by conduction, convection or radiation.
air,fuel and a heat source
heat,something and something
conduct electricity, conduct heat, melt
A fire needs three things to burn: oxygen, fuel and heat. Deprive it of one of these three things and it will go out.
Fuel, heat and Oxygen
heat currents speed light
Heat and oxygen and fuel