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LC Scientific Method

LC Scientifid Method

QuestionAnswer
Observation The use of your senses to gather information
Experiment A controlled test or investigation to determine the validity of a hypothesis
Scientific method A process of investigation carried out to create explanations based on the observations and evidence gathered from experiments
Data The results, measurements and information gathered through observations from experiments
Conclusion The interpretation or explanation of the data reached after consideration
Hypothesis An educated guess about the result of an experiment based on an observation
Scientific Law/Principle A scientific statement that has been well tested over time, and has been verified by a number of experiments.
Independent Variable The part of an experiment that I change during the experiment. It is plotted on the X axis of the graph.
Dependent Variable This variable changes as a result of changes in the Independent Variable. It is plotted on the Y axis of the graph.
Control This is a standard to compare results in an experiment.
Replicate To repeat an experiment
Sample size The number of subjects used in an experiment or study. Generally, the larger the number the better.
Random Selection The process of choosing, without method or conscious choice, subjects or items to be scientifically tested
Theory An explanation supported by results from many different experiments gathered over a long period of time
Double blind testing An experiment where neither the researchers nor the participants know who received the substance being evaluated and who received the placebo
Placebo A substance that is presented as a drug, but having no actual effect. It is used as a control in an experiment
Created by: jacburke
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