Eli had described the mechanism. Beautifully.
"The vibrating atoms in the hot soup crash into the atoms of the spoon, passing their shakes down the handle like a line of dominoes. That's conduction, but with personality." Checkpoint Science Past Papers 2010 Mark Scheme
Then she closed the mark scheme.
The mark scheme demanded: "Conduction: transfer of thermal energy through particle collisions." No personality. No dominoes. Strictly business. Eli had described the mechanism