Download Add to Favorites Add to Folder creative writing children's book activities classroom tools language arts and writing vocabulary Create new folderCREATE NEW FOLDER Share Students determine the mass of a banana using only a string and a spring scale. Assesses their understanding of Newton's laws of motion, the force of gravity, and the difference between weight and mass. Scoring rubric and background notes included. Grade: 7 | 8 | 9 | 10 Subjects: Science Physics Newton's Laws + show tags TYPE: Activities Worksheets