All people what or black give off heat.
Yes.
On average, humans give off about 100 watts of heat energy.
it gives off a great deal of heat
No, ice does not give off heat. In fact, ice absorbs heat from its surroundings in order to melt and become liquid water.
Yes, it can give off intense heat.
An incomplete combustion give off black carbon particles.
The warmth you feel come from the Infrared rays.
Yes, it does.
they do
but
Computers give off mostly heat, but also give off magnetism in the form of radio waves. Plus their displays give off light energy and the speakers give off sound waves. The fans inside create kinetic energy.
It's an exothermic reaction, which means it gives off heat.