What is a controlled experiment?
Controlled Experiments & Line Graphs

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•
Science
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A controlled experiment is a scientific test where one variable is changed while all others are kept constant to determine the effect of that variable.
2.
FLASHCARD QUESTION
Front
What is an independent variable?
Back
The independent variable is the factor that is changed or manipulated in an experiment to observe its effect.
3.
FLASHCARD QUESTION
Front
What is a dependent variable?
Back
The dependent variable is the factor that is measured or observed in an experiment, which changes in response to the independent variable.
4.
FLASHCARD QUESTION
Front
What is a control group?
Back
A control group is a group in an experiment that does not receive the treatment or intervention, used as a benchmark to measure how the other tested groups compare.
5.
FLASHCARD QUESTION
Front
What is the purpose of using line graphs in experiments?
Back
Line graphs are used to display data points over time or to show the relationship between two variables, making it easier to identify trends.
6.
FLASHCARD QUESTION
Front
How do you identify the independent variable in an experiment?
Back
The independent variable is identified as the one that is intentionally changed or varied by the experimenter.
7.
FLASHCARD QUESTION
Front
What is the significance of the dependent variable in an experiment?
Back
The dependent variable is significant because it provides the data needed to determine the effect of the independent variable.
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