Description: Investigate the change in mass of a pack of gum as you chew it over time. Have students compare their favorite brands.
Keywords: hey, gumshoe, investigate, change, mass, pack, gum, chew, time, students, compare, favorite, brands
Created by: David Robison Added: 2005-09-01
Earth Science (Miscellaneous) Views: 881
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For classroom use under a: Creative Commons License