Air Pressure

Reference: The Text for this section may be found in the print versions of
Write all predictions in the class quickwrite.

Collapsing Can  

Sourcebook for Teaching Science  5.1.2, Hands-On Chemistry 2.4.1, Hands-On Physics 4.1.1

Formative Assessment - Quickwrite 

Why did the can collapse?
Will the can collapse if placed right side up in the tank of water?

Applications to Everyday Life
Hands-On Physics 4.1.1-teacher section page 206; Air Pressure Fountain

Formative Assessment - Quickwrite 

  • Predict what will happen in V
  • Explain why the water rose in the tubee
  • Can this explain the ascent of water to the tops of redwood trees (385')

Applications to Everyday Life


Pressure Differentials 

Hands-On Physics 4.1.4 - Photograph

Formative Assessment - Quickwrite 

  • Predict what will happen when the candle burns out.
  • Explain why the water rose in the tube


Vacuum Pump

No corresponding activity in Herr's books




Hero's Engine - Steam Engines

No corresponding activity in Herr's books


Formative Assessment - Quickwrite 

  • Which way will the flask spin when heated?
  • Using Newton's Law's, explain why it spins the way that it does.
  • Describe the historical significance of Hero's Engines and subsequent steam engines.
  • Explain the relationship between the steam engine and this dynamic graph.

Applications to Everyday Life

Lung Model

Hands-On Physics 4.1.4 - Photograph

Formative Assessment - Quickwrite 

  • Why does the ballon inflate when the bottom is pulled down?
  • Explain the analogy of this model to mammalian lungs.

Applications to Everyday Life


Smoking Machine

No corresponding activity in Herr's books


Subpages (1): Air Pressure - Movies
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