Multiple Representations
Flashcard
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
+10
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a constant of proportionality?
Back
The constant of proportionality is the ratio between two proportional quantities, indicating how much one quantity changes in relation to another.
Tags
CCSS.7.RP.A.2B
2.
FLASHCARD QUESTION
Front
How do you determine if a relationship is proportional?
Back
A relationship is proportional if it can be represented by a straight line through the origin on a graph, and the ratio of the two quantities remains constant.
Tags
CCSS.7.RP.A.2A
3.
FLASHCARD QUESTION
Front
What does it mean for a graph to be non-proportional?
Back
A non-proportional graph does not pass through the origin and the ratio between the two quantities is not constant.
Tags
CCSS.7.RP.A.2D
4.
FLASHCARD QUESTION
Front
If a person earns $100 for each hour worked, what is the total earnings for 5 hours?
Back
$500
Tags
CCSS.3.OA.A.3
5.
FLASHCARD QUESTION
Front
What is the equation of a proportional relationship?
Back
y = kx, where k is the constant of proportionality.
Tags
CCSS.7.RP.A.2C
6.
FLASHCARD QUESTION
Front
How can you find the constant of proportionality from a table of values?
Back
Divide the output value by the input value for any pair of corresponding values; if the result is the same for all pairs, that value is the constant of proportionality.
Tags
CCSS.7.RP.A.2B
7.
FLASHCARD QUESTION
Front
What is the slope of a line in a graph?
Back
The slope is the ratio of the rise (change in y) to the run (change in x), representing the rate of change.
Tags
CCSS.8.EE.B.5
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