If both independent and dependent variables can change in an experiment, what is the difference between them?
A) A dependent variable is the variable a scientist chooses to change.
B) An independent variable is the variable a scientist chooses to change.
C) An independent variable changes depending on the constants used in the experiment.
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B

Explanation:

Independent variable- The variable being manipulated by the researcher

Dependent variable- The variable that is dependent on the changes made by the researcher. The dependent variable is not directly changed but may be influenced by changes made to the independent variable.

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answer:

b. 69

explanation: