In mid-July, most are thankful for the chemistry of air conditioning. Learn how those chemical processes create the cool air that makes those hot summer months more manageable! A lesson installment describes how an air conditioner uses chemicals to create a series of phase changes that cool hot air.

Concepts

heat transfer, chemical bonds, chemical changes, heat energy, phase changes

Show More Show Less

Additional Tags

science

Show More Show Less

Instructional Ideas

• Use snapshots of images from the video to create a notes document
• Have learners compare the advantages and disadvantages of different chemical refrigerants

Classroom Considerations

• Knowledge of motors and compressors is helpful

• This video is hosted on YouTube

Pros

• Emphasizes the chemical significance of the air-conditioning process
• Provides links to resources to continue studying the topic

Cons

• None

Common Core

SL.9-10.2 SL.11-12.2 RST.9-10.7 RST.11-12.7