Fill in the blanks with CONDUCTION, CONVECTION, RADIATION:

____ is the transfer of energy through direct contact.
____ is the transfer of energy through waves.
____ is the transfer of energy through a medium such as liquor a gas.

CONDUCTION is the transfer of energy through direct contact.

RADIATION is the transfer of energy through waves.
CONVECTION is the transfer of energy through a medium such as liquor a gas.