| negatively | 40 | manner |
| more positively | 4 | degree |
| by applying a voltage | 3 | manner |
| surface → be → charged | 46 |
| surface → becomes → charged | 9 |
| surface → become → charged | 8 |
| negative | neutral | positive |
| 0.193 | 0.705 | 0.102 |
| Raw frequency | 63 |
| Normalized frequency | 0.451 |
| Modifier score | 0.775 |
| Perplexity | 256.890 |