Scientific method and variables

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What is the scientific method?

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A systematic process used for scientific inquiry, involving observation, hypothesis formulation, experimentation, and conclusion.

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What is a dependent variable?

Back

The variable that is measured or observed in an experiment, which changes in response to the independent variable.

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What is an independent variable?

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The variable that is manipulated or changed in an experiment to test its effects on the dependent variable.

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What is an experiment?

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A procedure carried out under controlled conditions to test a hypothesis.

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What is a hypothesis?

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A testable prediction about the relationship between two or more variables.

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What type of graph is used to show changes over time?

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Line Graph.

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What is a control group?

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A group in an experiment that does not receive the treatment and is used for comparison.

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What is the purpose of a control in an experiment?

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To ensure that the results are due to the independent variable and not other factors.

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What is a bar graph used for?

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To compare quantities of different categories.

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What is a pictograph?

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A graph that uses pictures or symbols to represent data.