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Apologia Gen Sci 3
Apologia Exploring Creation with General Science Module 3
Name, Term, or Concept | Description/Definition |
---|---|
experimental variable | an aspect of an experiment which changes during the course of the experiment |
control (of an experiment) | the variable or part of the experiment to which all others can be compared |
blind studies | experiments in which the participants do not know whether or not they are a part of the control group |
double-blind studies | experiments in which neither the participants nor the people analyzing the results know who is in the control group |
unnecessary experimental variables | may affect the experiment in unexpected ways |
the purpose of an experimental variable in an experiment | to observe its effect |
surface tension | a property of liquids which can be thought of as a thin film that stretches across the surface of every liquid |
soap's effect on water | decreases the surface tension of water |
placeboes | fake pills made to look identical to the real drug being tested |
subjective | depending to some extent on the opinions of people |
objective | not affected by the opinions of people |
subjective data | indicates a need for a blind or double-blind study |
objective data | does not indicate a need for a blind or double-blind study |
x-axis of a graph | the horizontal scale of the graph |
y-axis of a graph | the vertical scale on the graph |