| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| why do stars vary in brightness | 1.01 | 0.3 | 5799 | 10 | 31 |
| why | 1.32 | 0.2 | 5048 | 24 | 3 |
| do | 0.05 | 0.4 | 5950 | 2 | 2 |
| stars | 1.2 | 0.7 | 5941 | 90 | 5 |
| vary | 1.37 | 0.6 | 8853 | 5 | 4 |
| in | 0.16 | 0.5 | 6897 | 84 | 2 |
| brightness | 0.97 | 0.5 | 8892 | 18 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| why do stars vary in brightness | 1.82 | 0.8 | 9518 | 8 |
| why are stars so bright | 1.26 | 0.2 | 7427 | 74 |
| what makes the brightness of the stars | 0.97 | 0.3 | 8142 | 62 |
| what determines a stars brightness | 1.48 | 1 | 2058 | 52 |
| why are stars brighter than others | 1.68 | 1 | 8120 | 30 |
| what influences a star's brightness | 0.16 | 0.7 | 572 | 59 |
| why do stars shine bright | 0.91 | 1 | 8109 | 71 |
| the brightness of a star depends on | 1.72 | 0.4 | 4771 | 73 |
| what determines the brightness of a star | 0.91 | 0.9 | 1545 | 42 |
| what makes stars bright | 1.71 | 0.1 | 3027 | 75 |
| how does distance affect brightness of stars | 0.63 | 0.6 | 1621 | 25 |
| what makes some stars brighter than others | 1.75 | 0.6 | 9974 | 100 |
| brightness and temperature of stars | 0.07 | 0.7 | 9102 | 64 |
| what determines how bright a star is | 0.03 | 0.4 | 5784 | 99 |
| different size stars and their brightness | 0.9 | 0.6 | 9398 | 88 |
| starses and their brightness | 1.45 | 0.3 | 987 | 65 |
| how bright are stars | 1.05 | 0.4 | 3732 | 77 |
