Scientific Method
... The Scientific Method 1. ... A scientist may make observations from nature or from the written words of other investigators, which are published in books or research articles in scientific journals and are available in the library. ... The third step of the scientific method is to make a research hypothesis. ... The next step in the scientific method is to formulate a prediction. ... They are like other scientific tools. ... Another characteristic of the scientific method is that the results or observations should be repeatable by the scientist and others who use similar methods.