| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| acid precipitation is formed when | 0.36 | 0.8 | 3125 | 23 | 33 |
| acid | 0.34 | 0.7 | 4935 | 87 | 4 |
| precipitation | 1.53 | 0.1 | 4304 | 18 | 13 |
| is | 1.99 | 0.7 | 9911 | 87 | 2 |
| formed | 0.68 | 0.2 | 8168 | 49 | 6 |
| when | 0.46 | 0.6 | 7232 | 10 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| acid precipitation is formed when | 0.85 | 0.7 | 8702 | 50 |
| how is acid precipitation formed | 0.16 | 0.8 | 3293 | 46 |
| acid precipitation is largely caused by | 1.26 | 0.2 | 7032 | 24 |
| acid precipitation is caused by | 1.52 | 0.2 | 6196 | 89 |
| what is acid precipitation | 0.72 | 0.7 | 7432 | 66 |
| summarize how acid precipitation forms | 0.56 | 0.4 | 7620 | 48 |
| acid precipitation can be traced back to | 1.5 | 1 | 9887 | 43 |
| what is acid precipitation biology | 1.71 | 0.8 | 1075 | 62 |
| acid precipitation refers to | 0.92 | 0.2 | 5776 | 60 |
| acid precipitation directly causes | 0.98 | 0.3 | 1429 | 89 |
| what is the definition of acid precipitation | 1.23 | 0.9 | 8696 | 23 |
| acid precipitation definition science | 0.97 | 0.7 | 5777 | 33 |
| acid precipitation definition biology | 0.5 | 0.4 | 4874 | 100 |
| what contributes to acid precipitation | 2 | 1 | 960 | 80 |
| what are the sources of acid precipitation | 0.42 | 0.7 | 5653 | 53 |
