We found 2 examples of how to use observational in an English sentence.
Sentences 1 to 2 of 2.
| # | Sentence | |
|---|---|---|
| 1. | Brahe invented many instruments such as the Tyconian Quadrant which were widely copied and led to the invention of improved observational equipment. | |
| 2. | Greenhouse gas emissions from human activities are the only factors that can account for the observed warming over the last century; there are no credible alternative human or natural explanations supported by the observational evidence. |