| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| does heated air cool as it rises | 0.61 | 0.7 | 4634 | 33 |
| why does air cool as it rises | 1.44 | 0.1 | 660 | 19 |
| does heated air rise | 0.41 | 0.4 | 4654 | 29 |
| does air cool when it expands | 1.35 | 0.4 | 6541 | 95 |
| does hot air or cold air rise | 1.16 | 0.3 | 7811 | 19 |
| does hot air rise above cold air | 1.52 | 0.4 | 4663 | 96 |
| does cool air rise | 1.45 | 0.8 | 6406 | 77 |
| why does air rise when heated | 1.26 | 0.9 | 243 | 92 |
| does hot or cold air rise | 1.5 | 0.1 | 8880 | 64 |
| does heat rise or cold air fall | 1.47 | 0.2 | 9604 | 83 |
| why does heat rise in the air | 0.03 | 1 | 153 | 52 |
| what happens when warm air rises | 0.31 | 0.8 | 5182 | 16 |
| does heated air expand | 1.23 | 0.1 | 9994 | 19 |
| does hot air always rise | 0.94 | 0.7 | 3579 | 51 |
| does warm or cold air rise | 1.09 | 0.3 | 3047 | 90 |
| does air expand when cooled | 1.1 | 0.1 | 8300 | 3 |
| what happens when air is cooled | 1.99 | 1 | 2473 | 100 |
| what happens when air heats up | 0.11 | 0.4 | 1168 | 67 |
