1) The document discusses key concepts related to diffusion and osmosis including concentration, concentration gradients, selectively permeable membranes, and molecules moving across membranes.
2) It provides examples of linking verbs that can be used to describe changes in state and examples of content words related to diffusion and osmosis.
3) The remainder of the document outlines classroom activities for students to demonstrate their understanding of diffusion and osmosis through experiments, analyzing situations, drawing diagrams, and creating stories using provided vocabulary words.