1. What variable can be changed or manipulated? A. Dependent B. Experimental C. Independent D. uncon 2 A series of steps designed to help you solve problems and answ A. Experiment B. Hypothesis C. Observation D. Scienti 3. An idea or explanation that you test through study and experimen A. Conclusion B. Hypothesis C. Observation D. Questi 4. An educated guess to explain a phenomenon. A. Experiment B. Hypothesis C. Science D. Radiation ​