Question

How do conduction and convection differ?
Select one:
a. Conduction can move through empty space to transfer heat; convection cannot.
b. Conduction does not require objects to have direct physical contact; convection does.
c. Conduction requires objects to have direct physical contact; convection does not.
d. Conduction transmits heat through electromagnetic waves; convection does not.

Answer 1

Conduction is the transfer of thermal energy through direct contact. Convection is the transfer of thermal energy through the movement of a liquid or gas. Radiation is the transfer of thermal energy through thermal emission.