Graphs

Scientists frequently use data to display and analyze results of surveys and experiments.

• true

• false

A bar graph can be used to display only numerical data.

• true

• false

Each "slice" of a circle graph represents an individual category.

• true

• false

A graph in which the data points do not form a straight line is called a linear graph.

• true

• false

Line graphs display data that show how one variable changes in response to another variable.

• true

• false

A graph is a visual representation of what?

• your data

• your variables

• your hypothesis

• your prediction

In experiments, scientists make changes to one variable. What is the name of the variable they change?

• independent

• dependent

• codependent

• transparent

Both linear and what other types of graphs can show trends?

• nonlinear

• circle

• bar

• pie chart

Temperature and time are examples of what kind of variable.

• continuous

• independent

• dependent

• codependent

In experiments, scientists make changes to the independent variable, and the data they collect show what happened to which other variable as a result of these changes?

• dependent

• continous

• codependent

• transparent