Unit rate/slope/ rate of change

Unit rate/slope/ rate of change

Assessment

Flashcard

Mathematics

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together. It expresses how much of one quantity corresponds to one unit of another quantity.

2.

FLASHCARD QUESTION

Front

How do you calculate the slope of a line?

Back

The slope (m) of a line is calculated using the formula m = (y2 - y1) / (x2 - x1), where (x1, y1) and (x2, y2) are two points on the line.

3.

FLASHCARD QUESTION

Front

What does a positive slope indicate?

Back

A positive slope indicates that as one variable increases, the other variable also increases, showing a direct relationship.

4.

FLASHCARD QUESTION

Front

What does a negative slope indicate?

Back

A negative slope indicates that as one variable increases, the other variable decreases, showing an inverse relationship.

5.

FLASHCARD QUESTION

Front

What is the rate of change?

Back

The rate of change describes how a quantity changes in relation to another quantity, often represented as the slope of a line.

6.

FLASHCARD QUESTION

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is 0, indicating no change in the y-value as the x-value changes.

7.

FLASHCARD QUESTION

Front

What is the slope of a vertical line?

Back

The slope of a vertical line is undefined, as it does not have a defined change in x.

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