Unit CR Activity 1 In-Class Movies To show and then play a movie, click on the arrow or the movie title/description. Repeat to hide it. UCR A1 Movie 1: Iron UCR A1 Movie 1: Iron UCR A1 Movie 2: Sulfur UCR A1 Movie 2: Sulfur UCR A1 Movie 3: Iron and sulfur, initial mixture UCR A1 Movie 3: Iron and sulfur, initial mixture UCR A1 Movie 4: Iron and sulfur reaction UCR A1 Movie 4: Iron and sulfur reaction UCR A1 Movie 5: Iron (II) sulfide properties UCR A1 Movie 5: Iron (II) sulfide properties   Next Gen PET Student Resources Home Page Copyright © 2017 Next Gen PET