| use the hubble space te… | 0.68 |
| use hubble | 0.65 |
| conduct research | 0.65 |
| find planet | 0.63 |
| measure distance | 0.61 |
| see object | 0.61 |
| use telescope | 0.61 |
| observe object | 0.59 |
| calculate the distance | 0.58 |
| study galaxy | 0.57 |
| More » |
| tool | 0.40 |
| strong evidence | 0.30 |
| combined data | 0.28 |
| theory | 0.25 |
| a few tricks | 0.25 |
| many theories | 0.25 |
| orbiting observatory | 0.25 |
| little data | 0.19 |
| powerful tools | 0.16 |
| unique movie | 0.19 |
| convinced | 0.49 |
| concerned | 0.49 |
| surprised | 0.48 |
| puzzled | 0.43 |
| excited | 0.39 |
| educated | 0.38 |
| spread over larger area… | 0.33 |
| involved in the study | 0.33 |
| faced with difficult ch… | 0.33 |
| impressed | 0.32 |
| More » |