What is a variable in a scientific experiment?
Scientific Investigation Review

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Science
•
4th - 5th 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 experiments, variables are used to test hypotheses.
2.
FLASHCARD QUESTION
Front
What is the independent variable?
Back
The independent variable is the one that is changed or controlled in a scientific experiment to test its effects on the dependent variable.
3.
FLASHCARD QUESTION
Front
What is the dependent variable?
Back
The dependent variable is the variable that is measured and affected in an experiment. It responds to changes made to the independent variable.
4.
FLASHCARD QUESTION
Front
What are constants in an experiment?
Back
Constants are the factors that remain the same throughout an experiment to ensure that the test is fair.
5.
FLASHCARD QUESTION
Front
What is a hypothesis?
Back
A hypothesis is a proposed explanation for a phenomenon, which can be tested through experimentation.
6.
FLASHCARD QUESTION
Front
What is the purpose of a control group?
Back
A control group is used as a standard for comparison in an experiment. It does not receive the experimental treatment.
7.
FLASHCARD QUESTION
Front
What is quantitative observation?
Back
Quantitative observation involves measuring or counting and is expressed in numbers.
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