| khan academy physics problems | 1.04 | 0.9 | 2270 | 29 | 17 |
| khan academy physics practice problems | 0.14 | 0.5 | 7195 | 38 | 7 |
| khan academy practice physics | 1.85 | 1 | 1590 | 29 | 37 |
| khan academy physics answers | 0.41 | 0.6 | 9711 | 28 | 39 |
| khan academy physics mechanics | 0.4 | 1 | 7789 | 30 | 12 |
| khan academy for physics | 1.09 | 0.9 | 2296 | 24 | 65 |
| khan academy statics physics | 0.48 | 0.5 | 4361 | 28 | 14 |
| khan academy university physics | 0.72 | 0.9 | 6453 | 31 | 64 |
| khan academy physics work | 0.07 | 0.2 | 6985 | 25 | 60 |
| khan academy physics 1 | 0.86 | 0.9 | 5804 | 22 | 91 |
| problems with khan academy | 0.62 | 0.7 | 1671 | 26 | 34 |
| khan academy physics 2 | 1.52 | 0.7 | 4938 | 22 | 56 |
| khan academy college physics | 0.8 | 0.7 | 7576 | 28 | 9 |
| khan academy high school physics | 0.29 | 0.2 | 7186 | 32 | 55 |
| physics c khan academy | 0.72 | 1 | 8211 | 22 | 97 |
| does khan academy teach physics | 1.57 | 0.1 | 6733 | 31 | 16 |
| khan academy physics videos | 1.79 | 0.5 | 3398 | 27 | 76 |
| khan academy physics dynamics | 1.21 | 0.7 | 513 | 29 | 50 |
| khan academy physics youtube | 1.24 | 0.6 | 7871 | 28 | 25 |
| khan academy basic physics | 0.83 | 0.7 | 3761 | 26 | 11 |
