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Cards In This Set
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What is an Experimental Variable?
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An aspect of an experiment that changes during the course of the experiment.
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What is an Experiment Control?
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The Variable or part of the experiment to which all others will be compared.
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What are the two types of blind experiments?
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Single Blind and Double Blind
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What is a Single Blind experiment?
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An experiment in which ONLY the participants do not know whether or not they are in the control group.
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What is a Double Blind experiment?
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Experiments in which the participants and the people looking at the results DO NOT KNOW who the control group is.
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When is an experimental variable good?
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Experimental variables are good when they are used to learn something from an experiment.
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When should an experimental variable be reduced or eliminated?
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An experimental variable should be reduced or eliminated when it affects the results of an experiment, but you do not learn anything from it.
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What is Subjective Data?
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Data that depend to some extent on a person's opinion.
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What is Objective Data?
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Data whose value cannot be affected by a person's opinion.
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Does soap decrease or increase surface tension?
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Decrease
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Finish this statement:
An object that is denser than water can, under the right circumstances, float on water because of the water's ___________________. |
Surface Tension
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