PS.1: Investigations Vocabulary Review

Front

A model _____________________.

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represents an object of system that is either too small or too big to study.

Front

What is the dependent variable (DV) in an experiment?

Back

The dependent variable is the part of the experiment that is measured or observed, often represented as the average time in a transportation study.

Front

The information that is gathered in an experiment is called the _________.

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data.

Front

The set of steps scientists have to follow in order to conduct an experiment are called ________.

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the scientific method.

Front

The part of the experiment that the scientist changes is called the ___________.

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independent variable.

Front

What is the independent variable in an experiment?

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

Front

What does the scientific method involve?

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The scientific method involves a series of steps including observation, hypothesis formulation, experimentation, and conclusion.

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What is data in the context of scientific experiments?

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Data refers to the information collected during an experiment, which can be quantitative or qualitative.

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What is a hypothesis?

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A hypothesis is a testable prediction about the relationship between variables in an experiment.

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What is the purpose of a control group in an experiment?

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The control group serves as a baseline to compare the effects of the independent variable.