Constant of Proportionality (S2)

Front

What is the constant of proportionality?

Back

The constant of proportionality is a constant value that relates two proportional quantities. It is the ratio of one quantity to another when the two quantities are directly proportional.

Front

Is this table proportional? (Answer with Yes or No)

Back

No

Front

Which graph is proportional? (Options: A, B, C and D, All of the graphs are proportional)

Back

All of the graphs are proportional

Front

What makes a graph proportional?

Back

A graph is proportional if it is a straight line that passes through the origin.

Front

The constant of proportionality can be found by finding the __________  _____________.

Back

unit rate

Front

If y = kx, what does k represent?

Back

k represents the constant of proportionality.

Front

What is the unit rate?

Back

The unit rate is the ratio of two measurements in which the second measurement is 1.

Front

How do you determine if two quantities are proportional?

Back

Two quantities are proportional if their ratios are equal.

Front

What is an example of a proportional relationship?

Back

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

Front

What does it mean for a relationship to be non-proportional?

Back

A non-proportional relationship does not have a constant ratio between the two quantities.