HANDS -ON PHYSICS ACTIVITIES WITH REAL -LIFE APPLICATIONS EASY -TO- USE LABS AND DEMONSTRATIONS FOR GRADES 8-12 x, 484, 9 p. col. front., illus., plates (1 col.) ports., diagrs. 20 cm. JAMES CUNNINGHAM 8552 NORMAN HERR 8553 QC30 .C56 1994 C56 Text x, 484, 9 p. col. front., illus., plates (1 col.) ports., diagrs. 20 cm. eng