Graphing and Experimental Variables

Front

What is a graph?

Back

A visual representation of data that shows the relationship between different variables.

Front

What is an independent variable?

Back

The variable that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

What is a dependent variable?

Back

The variable that is measured and affected in an experiment when the independent variable is changed.

Front

What is a control group?

Back

A group in an experiment that does not receive the experimental treatment and is used as a benchmark to measure how the other tested subjects do.

Front

What is a constant in an experiment?

Back

Factors that are kept the same throughout the experiment to ensure that the test results are valid.

Front

What is the purpose of labeling axes on a graph?

Back

To provide clear information about what each axis represents, allowing for accurate interpretation of the data.

Front

What does it mean for numbers on a graph to be in equal increments?

Back

It means that the intervals between the numbers are consistent, which helps in accurately representing the data.

Front

What is the significance of a line graph?

Back

A line graph is used to show trends over time, making it easier to visualize changes in data.

Front

What is the relationship between atmospheric carbon dioxide levels and global temperature change?

Back

Higher atmospheric carbon dioxide levels are associated with an increase in global temperatures.

Front

What is the importance of soil pH in plant growth?

Back

Soil pH affects nutrient availability and can influence plant health and growth rates.