what is heat

Heat is energy that moves from a hotter object to a colder object. 🔥➡️🧊

what is heat transfer

Heat transfer is the movement of heat from a hotter object to a colder object. 🔥➡️🧊

• Conduction: Heat moving by direct touch

• Convection: Heat moving in swirling circles through liquids or air

• Radiation: Heat moving as racing waves through empty space

• Condensation: When gas cools down and turns back into a liquid