← Convection and the Mantle Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All radiation the transfer of energy that is carried in rays convection heat transfer by the movement of a fluid conduction heat transfer between materials that are touching density a measure of how much mass there is in a given volume of a substance convection current the flow that transfers heat within a fluid