Earth Science Unit 1 Scientific Method Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Variable | The item that is being tested in an experiment. It is the only thing that is different between the experimental and control group.
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| Independent Variable | The variable that is being introduced by the scientist in an experiment. It can stand alone and does not change.
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| Dependent Variable | The variable that is being measured or tested in an experiment. It changes in response to the independent variable.
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| Control Group | Group in an experiment that has the exact conditions except the variable being tested.
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| Experimental Group | Group in an experiment that has the variable being tested.
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| Hypothesis | A possible explanation or solution to a problem.
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| Controlled Experiment | An experiment that contains both an experimental and control group.
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| Valid | Accepted by the scientific community. Legitimate or believable.
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| Placebo | A fake pill used in a control group of an experiment that does not contain the active ingredient of the medication being tested.
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| Double Blind | A component in a medical experiment where both the subject and the nurse that is administering medication do not know if they are receiving the medication or the placebo.
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| Large Sample Size | Conducting an experiment on many subjects. An important component to make an experiment's findings valid.
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| Repeatability | The results of an experiment can be duplicated when the experiment is done again.
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| Trials | Different attempts of the experiment. To increase validity of an experiments results the experiment should be repeated numerous times.
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| Similarity Among Subjects | The subjects of an experiment should share similar characteristics relevant to the variable being tested in the experiment.
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| How many variable should be tested in an experiment? | Only one variable should be tested in an experiment.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
Mrs. Crossman
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