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SCI-7 U1

Vocab Quiz 1

Observation An act of noting and recording an event, behavior, or fact with an instrument or with the five senses.
Inference A logical conclusion drawn from the available evidence and prior knowledge.
Bias Basing conclusions on opinion rather than information.
Faulty Reasoning Occurs when a conclusion is not supported by the data.
Hypothesis A tentative explanation for an observation or scientific problem that can be tested by a scientific experiment.
Scientific Experiment An organized investigation carried out to test a hypothesis under controlled conditions.
Independent Variable The one factor that you are testing in your experiment and the only factor which causes change. The CAUSE in your cause and effect experimental relationship.
Dependent Variable The measure of the response or change that has occurred (if any) due to a change in the independent variable. The EFFECT in your cause and effect experimental relationship.
Standardized Variables All the factors which must be kept the same in order to know that observed changes are due to a change in the independent variable only.
Control Group Another set up of your experiment that is the same in every way except it does not have the independent variable applied to it and its purpose is to have something to compare the results of your experiment to.
Created by: susanmason