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9 terms

Apologia General Science (Sonlight) Module 3

STUDY
PLAY
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 will be compared.
Surface Tension
Can be thought of as a thin film that stretches across the surface of every liquid
Pain Threshold
Some people can experience a lot of pain and barely notice it, while others can experience just a little pain and be miserable
Placeboes
Fake Pills
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
Subjective
The data being cocllected depends to some extent on the opinions of people
Objective
There is no way opinion can affect the experimental results