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Audience
Elementary school
Topics
Earth and space science
Resource Type
Instructional Strategies
SMD Forum
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Topics/Subjects:
Heat and thermodynamics  
Learning Time:
10 to 30 minutes  
Educational Level:
Elementary school  
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In this demonstration, students learn that heat makes air expand and rise, and learn how pressure systems are formed by observing the creation of a convection current. A large rectangular pan, a salad dressing bottle, a small latex balloon and water... (View More)

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