Directions: Drag and sort the labels to the correct heading. 1. Tap the add response button. 2. Tap the move tool and drag/sort the labels to the correct heading (Solid, Liquid, Gas). 3. Tap the mic button and answer the following question. How do you know if a substance is a solid, liquid or gas? EXPLAIN/JUSTIFY your thinking. 4.Tap the check button to add to your journal.