Filters: Your search found 2 results.
Educational Level:
Middle school  
SMD Forum - Primary:
Earth Science  
Learning Time:
30 to 45 minutes  
Topics/Subjects:
Earth structure  
Materials Cost:
1 cent - $1  
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The purpose of this investigation is to understand the change that takes place when water condenses from a gas to a liquid, and how a change in pressure affects this transformation. Materials needed for the experiment include a large (2L) soda... (View More)

In this hands-on activity, students create a model soil profile in a two-liter beverage bottle, time the movement of water through different soils and observe the amount of water held in these soils. They observe the filtering ability of soils by... (View More)

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