| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| why does heated air rises up | 0.21 | 0.6 | 8145 | 28 |
| why does hot air rise up | 0.22 | 0.3 | 9228 | 2 |
| why does warm air rises | 1.91 | 0.6 | 726 | 39 |
| why does air expand when heated | 1 | 0.2 | 8359 | 81 |
| why does hot air expand | 1.74 | 0.7 | 4089 | 56 |
| does heated air rise | 0.72 | 0.5 | 1803 | 65 |
| why does heat go up | 1.89 | 1 | 3913 | 44 |
| what happens when air heats up | 1.42 | 0.8 | 5907 | 11 |
| why does heat rise | 1.83 | 0.7 | 8359 | 19 |
| why does hot air rise and cold air sink | 1.15 | 0.5 | 2370 | 21 |
| why does hot air rise and cool air sink | 0.14 | 0.8 | 6775 | 16 |
| why do hot air balloons rise up | 1.67 | 1 | 7765 | 65 |
| why does heated air rise | 0.77 | 1 | 9269 | 79 |
| does hot air rise up | 0.97 | 0.3 | 3899 | 23 |
| why does air rise when heated | 0.15 | 0.2 | 4109 | 5 |
| why does heat rise in the air | 0.6 | 0.4 | 4526 | 32 |
| why does warm air rise | 0.97 | 0.7 | 7836 | 26 |
| why does warmer air rise | 1.89 | 0.5 | 4889 | 6 |
| why is hot air hot and expands | 0.46 | 0.7 | 1788 | 11 |
