Convection

Heat is transferred by movement of the hotter substance from one to another.

This is an example of Convection energy because the upward flowing of the hot air currents is creating clouds .

This is an example of Convection energy because the flame is causing the object to heat which cause movement of the water which causes it to heat as well.

This is an example of Convection because heat is transferred in the water which make it boil and eventually evaporate.