Experimental Design

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What are constants in an experiment?

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Constants are the factors in an experiment that remain the same throughout the experiment to ensure that the results are valid.

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What is an independent variable?

Back

The independent variable is the part of an experiment that is changed or manipulated by the scientist.

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What is a dependent variable?

Back

The dependent variable is the part of an experiment that is measured or observed, and it changes in response to the independent variable.

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What is the purpose of a control in an experiment?

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A control is a standard for comparison in an experiment, allowing scientists to see the effect of the independent variable.

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What is a hypothesis?

Back

A hypothesis is a testable prediction about the relationship between the independent and dependent variables.

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What is the scientific method?

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

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What is a beaker used for?

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A beaker is a laboratory tool used for mixing, stirring, and heating liquids.

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What is a graduated cylinder?

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A graduated cylinder is a tool used to measure the volume of a liquid accurately.

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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 numbers and measurements.

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What is an experiment?

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An experiment is a scientific procedure undertaken to test a hypothesis by collecting data under controlled conditions.