Hewitt Drew-It! PHYSICS Screencasts
Change of Phase


Hewitt-Drew-it! PHYSICS 77. Evaporation & Condensation
Why evaporation cools, and condensation warms.

Hewitt-Drew-it! PHYSICS 78. Crunching Can & Dipping Bird
Yum examples of evaporation and condensation.

Hewitt-Drew-it! PHYSICS 79. Energy of Phase Changes
The roles of heat of fusion, and vaporization, in changes in phase.

Hewitt-Drew-it! PHYSICS 80. More on Phase Changes
Phase changes are explained and expressed in equation form.