In a scientific experiment, the factor that is purposefully changed or manipulated by the experimenter is called the:

A Control group

B Dependent variable

C Independent variable

D Constant

✓ Correct Answer: Option C

The independent variable is the factor that the scientist intentionally changes or varies to see its effect on another variable. The dependent variable is the one measured, and constants are kept the same.

💡 Why is C) the correct answer?

The correct answer to the question "In a scientific experiment, the factor that is purposefully changed or manipulated by the experimenter is called the:" is Option C: Independent variable.

The other options — A) Control group, B) Dependent variable, D) Constant — are incorrect for this GED Exam Prep question. As explained above: The independent variable is the factor that the scientist intentionally changes or varies to see its effect on another variable. The dependent variable is the one measured, and constants are kept the…

📚 About This GED Exam Prep Practice Question

This 3-level GED Exam Prep question from the Science topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free GED Exam Prep practice test or use flashcards for spaced repetition review.

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In a scientific experiment, the factor that is purposefully changed or manipulated by the experimenter is called the:

✓ Correct Answer: Option C

📚 About This GED Exam Prep Practice Question

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