Question

Heat can be transferred...

Select one:
a. by molecules carrying the energy from one place to another.
b. without direct contact of the molecules.
c. by molecules coming into direct contact with each other.
d. all of the above.

Answer 1

d. all of the above.

Heat can be transferred by molecules carrying the energy from one place to another (conduction), by molecules coming into direct contact with each other (convection), and without direct contact of the molecules (radiation).