Reading Graphs in Science

Front

What is the main purpose of a line graph?

Back

To show change over time.

Front

What is an independent variable in a graph?

Back

The variable that is manipulated or changed in an experiment.

Front

What does the y-axis typically represent in a graph?

Back

The dependent variable or the outcome being measured.

Front

What does the x-axis typically represent in a graph?

Back

The independent variable or the factor being changed.

Front

How do you determine the mass of a substance from a graph?

Back

By locating the corresponding value on the y-axis for a given time or condition.

Front

What is the significance of the slope in a line graph?

Back

It indicates the rate of change between the two variables.

Front

What does a flat line on a graph indicate?

Back

No change in the dependent variable over time.

Front

How can you identify trends in data from a graph?

Back

By observing the overall direction of the line (increasing, decreasing, or constant).

Front

What is the difference between a bar graph and a line graph?

Back

A bar graph compares different categories, while a line graph shows changes over time.

Front

What is a data point in a graph?

Back

A specific value plotted on the graph representing the relationship between the variables.