tianathegh
tianathegh tianathegh
  • 04-09-2020
  • Chemistry
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whats a test variable ​

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YvonnaBN
YvonnaBN YvonnaBN
  • 04-09-2020
An experiment usually has three kinds of variables: independent, dependent, and controlled. The independent variable is the one that is changed by the scientist. To insure a fair test, a good experiment has only one independent variable.
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