What is a variable in a scientific experiment?
Science Variables
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Biology, Chemistry, Other Sciences
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6th - 8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A variable is any factor, trait, or condition that can exist in differing amounts or types in an experiment.
2.
FLASHCARD QUESTION
Front
What is an independent variable?
Back
The independent variable is the variable that is changed or controlled in a scientific experiment to test its effects on the dependent variable.
3.
FLASHCARD QUESTION
Front
What is a dependent variable?
Back
The dependent variable is the variable that is measured and affected in the experiment; it responds to changes in the independent variable.
4.
FLASHCARD QUESTION
Front
What is a control variable?
Back
Control variables are the factors that are kept constant to ensure that the results of an experiment are due to the independent variable.
5.
FLASHCARD QUESTION
Front
What is the purpose of a hypothesis in an experiment?
Back
A hypothesis is a testable prediction about the relationship between two or more variables.
6.
FLASHCARD QUESTION
Front
How do you identify the dependent variable in an experiment?
Back
The dependent variable is identified by looking for what is being measured or tested in response to changes in the independent variable.
7.
FLASHCARD QUESTION
Front
What is the difference between independent and dependent variables?
Back
The independent variable is manipulated by the researcher, while the dependent variable is measured to see how it is affected by changes in the independent variable.
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