Matching Pairs Atoms FlaschcardsOnline version Vocabulary - Atoms by Benjamin D Morgan 1 Matter 2 Atom 3 Neutron 4 Independent (manipulated) variable 5 Proton 6 Nucleus 7 Electron 8 Ion 9 Stabilize 10 Outermost Energy Level 11 Energy Levels 12 Dependent (responding) Variable 13 Controlled Variable The variable that we measure in an experiment (the effect) The variable that we change in an experiment. The "cause" The variable that is kept the same during the experiment OTHERWISE they might effect the results