Unit 1 Phy Sci

Front

What is an independent variable?

Back

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

Front

What is a dependent variable?

Back

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

Front

What is a control variable?

Back

Control variables are the factors that are kept constant throughout an experiment to ensure that the results are due to the independent variable.

Front

What is a hypothesis?

Back

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

Front

What is the purpose of a graduated cylinder?

Back

A graduated cylinder is used to measure the volume of liquids accurately.

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What is the scientific method?

Back

The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

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What is the difference between qualitative and quantitative data?

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Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.

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What is a controlled experiment?

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A controlled experiment is one in which all variables are kept constant except for the independent variable.

Front

What is the significance of replicating experiments?

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Replicating experiments helps to verify results and ensure that findings are reliable and not due to chance.

Front

What is a scientific instrument?

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A scientific instrument is a tool used to measure, observe, or analyze physical quantities.