Graphing in Science

Front

What is a dependent variable?

Back

The dependent variable is the outcome or effect that is measured in an experiment, which is influenced by changes in the independent variable.

Front

What is an independent variable?

Back

The independent variable is the factor that is manipulated or changed in an experiment to observe its effect on the dependent variable.

Front

What type of graph is best for showing parts of a whole?

Back

A pie chart is best for showing parts of a whole.

Front

What type of graph is best for showing trends over time?

Back

A line graph is best for showing trends over time.

Front

What does a bar graph represent?

Back

A bar graph represents categorical data with rectangular bars, where the length of each bar is proportional to the value it represents.

Front

What is the purpose of a scatter plot?

Back

A scatter plot is used to determine the relationship between two quantitative variables.

Front

How do you identify the dependent variable in a graph?

Back

The dependent variable is typically plotted on the y-axis and represents the outcome being measured.

Front

What does it mean if a graph shows an indirect relationship?

Back

An indirect relationship means that as one variable increases, the other variable decreases.

Front

What is the significance of the x-axis in a graph?

Back

The x-axis typically represents the independent variable in a graph.

Front

What is the significance of the y-axis in a graph?

Back

The y-axis typically represents the dependent variable in a graph.