FutureFit IN ? 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 test their hypothesis as to whether a cotton ball or a block of wood will move farther when blown on. Authored by: Scott Foresman, an imprint of Pearson Grade: 1 Subjects: Science Physics Force and Motion + show tags TYPE: Worksheets Activities