Practice of Science Vocabulary

Front

What is the outcome variable in a scientific experiment?

Back

The outcome variable, also known as the dependent variable, is the variable that depends on other factors and is measured in the experiment.

Front

What is the basis for making a prediction in scientific investigations?

Back

A prediction is based on facts and evidence gathered from previous observations or experiments.

Tags

NGSS.MS-PS1-2

Front

What is a hypothesis in scientific investigations?

Back

A hypothesis is a statement that can be tested scientifically, often predicting the relationship between variables.

Front

What is another name for the test variable in a scientific experiment?

Back

The test variable is also known as the independent variable, which is the factor that is changed or manipulated.

Tags

NGSS.MS-PS2-2

Front

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

Back

The control group serves as a reference for comparison, allowing scientists to see the effect of the independent variable.

Front

What is a scientific variable?

Back

A scientific variable is any factor, trait, or condition that can exist in differing amounts or types.

Front

What is the difference between independent and dependent variables?

Back

The independent variable is the one that is changed or controlled in a scientific experiment, while the dependent variable is the one that is measured.

Front

What does it mean to replicate an experiment?

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To replicate an experiment means to repeat it to verify the results and ensure reliability.

Front

What is the significance of constants in an experiment?

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Constants are factors that remain unchanged throughout the experiment to ensure that the test results are valid.

Tags

NGSS.MS-PS2-2

Front

What is the role of evidence in scientific investigations?

Back

Evidence is used to support or refute a hypothesis and is crucial for drawing conclusions.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4