Heat can be transferred through conduction, convection, and radiation. What is necessary in order for heat to be transferred by conduction?
The objects must be in direct contact with one another.
Heat must be transferred in the form of currents.
Heat must be transferred through space.
The substances must be liquids or gases.

Question

Heat can be transferred through conduction, convection, and radiation. What is necessary in order for heat to be transferred by conduction?
The objects must be in direct contact with one another.
Heat must be transferred in the form of currents.
Heat must be transferred through space.
The substances must be liquids or gases.

alexandervonhumboldt2 · Answer

The objects must be in direct contact with one another.