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