| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| does hot air always rise | 1.51 | 0.9 | 3927 | 84 |
| does hot air or cold air rise | 1.74 | 0.2 | 7291 | 65 |
| does heated air rise | 0.13 | 0.3 | 2968 | 26 |
| does heat rise explain | 1.69 | 0.4 | 7171 | 29 |
| does heat always rise | 0.62 | 0.1 | 6900 | 17 |
| why does heat rise in the air | 1.2 | 0.5 | 4797 | 29 |
| does hot or cold air rise | 1.58 | 0.3 | 3064 | 33 |
| does hot air rise or fall | 1.53 | 0.3 | 6458 | 8 |
| why does air rise when heated | 1.29 | 0.2 | 9383 | 33 |
| does heated air cool as it rises | 1.54 | 0.1 | 1526 | 59 |
| does warm air rise | 0.13 | 0.4 | 8339 | 71 |
| generally when hot air rises | 1.31 | 1 | 8481 | 68 |
| why does hot air always rise | 1.75 | 0.7 | 984 | 13 |
| does hot air rise above cold air | 1.49 | 0.7 | 1305 | 3 |
| does hot air go up | 1.15 | 0.8 | 9490 | 84 |
| does hot air expand | 1.98 | 1 | 4518 | 77 |
