NYS Making Connections Lab Flashcard

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What is a control group in an experiment?

Back

A control group is a group in an experiment that does not receive the treatment or intervention being tested. It serves as a baseline to compare the effects of the treatment on the experimental group.

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Why is it important to include a control group in an experiment?

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Including a control group allows researchers to draw valid conclusions by comparing the results of the experimental group to a group that was not exposed to the treatment.

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What is a hypothesis?

Back

A hypothesis is a testable statement or prediction about the relationship between two or more variables.

Front

What is the dependent variable in an experiment?

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The dependent variable is the variable that is measured or observed in an experiment, which is affected by changes in the independent variable.

Front

What is the independent variable in an experiment?

Back

The independent variable is the variable that is manipulated or changed by the researcher to observe its effect on the dependent variable.

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How can the validity of an experiment be improved?

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The validity of an experiment can be improved by increasing the sample size, controlling variables, and ensuring accurate measurements.

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What is the significance of recording data in a data table?

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Recording data in a data table helps organize information systematically, making it easier to analyze and draw conclusions from the results.

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What does it mean to analyze a graph in an experiment?

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Analyzing a graph involves interpreting the data presented visually to understand trends, relationships, and patterns in the results.

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What is the purpose of conducting an experiment?

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The purpose of conducting an experiment is to test a hypothesis, gather data, and draw conclusions about the relationship between variables.

Front

What is the relationship between exercise and heart rate?

Back

Generally, increased exercise leads to an increased heart rate as the body requires more oxygen and energy during physical activity.