It is truly the number of shares we own that makes us feel good. Volume, then, makes the difference, not just the price or the price change.
Some technical analysts talk erroneously about price momentum.
If we think about the Chicago Bears' Refrigerator Perry hitting the line at full speed, we really understand momentum. Thinking about market forces then, volume represents the mass of momentum and is causative of price change. Price is simply a number indicating change alone. Measuring and evaluating volume can reveal and confirm price changes. The charts showed only one additional CV characteristic called a channel trend.