| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| impact craters definition science | 1.6 | 1 | 5306 | 97 | 33 |
| impact | 0.03 | 0.9 | 6492 | 1 | 6 |
| craters | 1.18 | 0.4 | 9431 | 23 | 7 |
| definition | 1.17 | 0.3 | 5040 | 81 | 10 |
| science | 0.32 | 0.5 | 5356 | 9 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| impact craters definition science | 0.74 | 0.7 | 2723 | 84 |
| impact crater definition science | 0.62 | 0.4 | 6603 | 42 |
| scientific terms to describe impact craters | 1.9 | 0.6 | 4519 | 99 |
| the nature of impact craters | 0.67 | 0.4 | 8502 | 59 |
| impact craters on earth | 1.9 | 0.7 | 770 | 66 |
| anatomy of an impact crater | 0.91 | 1 | 7736 | 80 |
| impact craters on earth map | 0.16 | 1 | 7705 | 4 |
| large impact craters on earth | 0.58 | 1 | 4819 | 45 |
| impact craters are created by | 0.96 | 0.5 | 9433 | 43 |
| how are impact craters formed | 1.26 | 0.8 | 7354 | 3 |
| how do impact craters form | 0.5 | 0.9 | 5396 | 62 |
| structural geology of impact craters | 1.38 | 0.9 | 5571 | 73 |
| impact craters are caused by | 1.94 | 0.1 | 4182 | 59 |
| list of impact craters on earth | 0.07 | 0.8 | 714 | 6 |
| types of impact craters | 1.95 | 0.4 | 9786 | 53 |
| impact craters in usa | 0.72 | 0.8 | 7064 | 27 |
| where is the impact crater | 1.67 | 0.4 | 9712 | 8 |
| impact crater map of the world | 1.25 | 0.2 | 6312 | 86 |
| the impact-cratering process | 1.77 | 0.6 | 8473 | 90 |
| crater impacts on earth | 1.16 | 0.9 | 7673 | 89 |
