Friday, April 27, 2018

Second Grade Studies Reversible vs. Irreversible Change

In second grade, we have been studying states of matter.  In this investigation, students conducted an experiment where they melted crayons - changing solid to liquid.  They then poured the melted wax into a mold to create a shell shaped crayon - changing liquid to solid.  It changed color and shape, but it was still a reversible change.









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