key term - Thermal Equilibrium

Definition

A state reached when two objects connected by a path for heat transfer have equal temperatures and there's no net flow of thermal energy between them.

Related terms

Heat Transfer:

The movement of thermal energy from one thing to another thing of different temperature. Like passing hot gossip around school until everyone knows it!

Conduction: Heat transfer through direct contact, like when you touch something hot and feel its warmth.

Convection: Heat transfer through fluid motion, such as boiling water moving around in a pot.