WGU C165 Exam Study Guide | 220 Questions with 100% Correct Answers | Verified | Latest Update | 25 Pages

The study of energy and forces of matter - Physics The study of the properties of matter and how matter changes; atoms, molecules and their interactions to form substances - Chemistry the study of the moon, stars, and other objects in space - astronomy The scientific study of earth and the universe around it including structure, materials and processes - Earth Science The experimental factor that is manipulated; the variable whose effect is being studied. - independent variable The measurable effect, outcome, or response in which the research is interested. - dependent variable Structures that scientists build to represent something else. - Physical Model a verbal or graphical explanation for how a system works or is organized - conceptual model