Proportional Relationships

Front

What is a proportional relationship?

Back

A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.

Front

How can you identify a proportional relationship from a graph?

Back

A graph represents a proportional relationship if it is a straight line that passes through the origin (0,0).

Front

What does it mean if a table represents a proportional relationship?

Back

If a table represents a proportional relationship, the ratios of the corresponding values in the two columns are constant.

Front

What is the equation of a proportional relationship?

Back

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Back

Front

Back

No, it does not represent a proportional relationship because it includes a constant term (5) that shifts the line.

Front

What is the constant of proportionality?

Back

Front

How do you determine if a set of points represents a proportional relationship?

Back

To determine if a set of points represents a proportional relationship, check if the ratios of the y-values to the x-values are the same for all points.

Front

What is an example of a proportional relationship in real life?

Back

An example of a proportional relationship is the relationship between distance and time when traveling at a constant speed.

Front

What does it mean if a graph does not represent a proportional relationship?

Back

If a graph does not represent a proportional relationship, it may be curved or not pass through the origin.