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In this activity, students investigate the interacting parts of the Earth system by observing changes in evaporation rate in four small aquariums with different initial conditions. The demonstration requires 4 small aquariums, soil, plants, water, graduated cylinder, scale, plastic wrap, and colored pencils. A student data sheet is included. The resource is supported by teacher background information, assessment suggestions, and a scoring rubric. This is Activity 3 in the learning module, Global Balance, part of the lesson series, The Potential Consequences of Climate Variability and Change.
This resource is located on page 12 of the PDF document.