SC.8.N.1.1 Flashcard- Review Stations

Front

What is a control (constant) variable?

Back

A control (constant) variable is a factor in an experiment that is kept the same throughout to ensure that the results are due to the independent variable.

Front

What is a test (independent) variable?

Back

A test (independent) variable is the factor that is changed or manipulated in an experiment to observe its effect on the dependent variable.

Front

What is an outcome (dependent) variable?

Back

An outcome (dependent) variable is the factor that is measured or observed in an experiment to see how it is affected by the independent variable.

Front

In an experiment, what is the purpose of repetition?

Back

Repetition in an experiment is the process of conducting the same experiment multiple times to ensure that the results are reliable and valid.

Front

What is the independent variable in Charlie's maze experiment?

Back

The age of the mouse.

Front

What is the dependent variable in the investigation about teens and cell phones?

Back

The number of teens with cell phones.

Front

What does it mean if a variable is controlled in an experiment?

Back

It means that the variable is kept constant to prevent it from influencing the outcome of the experiment.

Front

How can you identify the independent variable in a scientific experiment?

Back

The independent variable is usually the one that is changed or manipulated by the experimenter.

Front

What is the significance of a graph in scientific investigations?

Back

A graph visually represents data, making it easier to identify trends, relationships, and patterns in the results.

Front

What does it mean if the number of teens with cell phones increases with age?

Back

It suggests a positive correlation between age and the likelihood of having a cell phone.