Proportional Relationships
Flashcard
•
Mathematics
•
7th - 8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
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 quantity is constant.
2.
FLASHCARD QUESTION
Front
What is the constant of proportionality?
Back
The constant of proportionality is the constant ratio in a proportional relationship, often represented as 'k'.
3.
FLASHCARD QUESTION
Front
How can you identify a proportional relationship on a graph?
Back
A proportional relationship on a graph is represented by a straight line that passes through the origin (0,0).
4.
FLASHCARD QUESTION
Front
What does it mean if a graph is linear but does not pass through the origin?
Back
If a graph is linear but does not pass through the origin, it represents a non-proportional relationship.
5.
FLASHCARD QUESTION
Front
What is the unit rate?
Back
The unit rate is the ratio of two measurements in which the second quantity is one unit. For example, 60 miles per hour.
6.
FLASHCARD QUESTION
Front
How do you find the constant of proportionality from a table of values?
Back
To find the constant of proportionality from a table, divide the value of one quantity by the corresponding value of the other quantity.
7.
FLASHCARD QUESTION
Front
What is an example of a non-proportional relationship?
Back
An example of a non-proportional relationship is the equation y = 2x + 3, which is linear but does not pass through the origin.
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