... youshould practice, practice, practice. This means, review as many examples as you come across, and take as many practice tests as you can get your hands on. Make sure that after scoring your practice ... organismsCHAPTER ACT Science Reasoning Test Practice 624913. d. According to Scientist 2, the factors that separate Pluto are its different density, composition, andorbital characteristics, ... Overview: About the ACT Science Reasoning Test The most important thing you should know about this test is that it is not a science test, but instead a rea-soning test. Unlike tests that you may...