Matching Pairs Nature of Science - Unit 1Online version Unit 1 Vocabulary Review by Hannah Bonville 1 Control group 2 y-axis 3 Constant 4 x-axis 5 Hypothesis 6 Dependent variable 7 Independent variable Up-and-down axis on a graph, where we put the dependent variable Something that stays the same throughout the experiment Side-to-side axis on a graph, where we put the independent variable In an experiment, it gets no treatment (it's the "normal" thing) The thing we are measuring An educated guess, part of the scientific method The thing we change on purpose