Website
Physics Hypertextbook

The Physics Hypertextbook: Refrigerators

For Students 9th - 10th
This resource provides a detailed discussion about how refrigerators work. Also includes a history of the invention of refrigerators, and the physics behind how they work.
Handout
MadSci Network

Msn: How Does an Air Conditioner or Refrigerator Work?

For Students 9th - 10th
From the Mad Scientist Network. Using a question and answer format, this page explains the answer to the question "How does An air conditioner or refrigerator work?" The scientific principles which underly their operation and the process...
Handout
Other

Warm Air: Central Air Conditioning

For Students 9th - 10th
The operation of conventional air conditioners are described. Their parts and the refrigerant/heat exchange cycle is discussed. The use of alternative geothermal systems are explained.
Handout
Other

Warmair.com: Refrigeration Cycle

For Students 9th - 10th
The expansion-compression-condensation cycle of a refrigerator is discussed and explained. Understandable language but no graphics.