Linear Functions Quiz for Grade 8

Which of the following statements is true about linear functions?

• Linear functions grow by equal factors over equal intervals.

• Linear functions grow by equal differences over equal intervals.

• Linear functions grow by a constant percent rate per unit interval.

• Linear functions do not have a constant rate of change.

Tags

CCSS.HSF-LE.A.1B

What is the key characteristic of exponential functions?

• They grow by equal differences over equal intervals.

• They grow by equal factors over equal intervals.

• They have a constant rate of change.

• They do not change over time.

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CCSS.HSF-IF.C.8B

Which situation can be modeled by a linear function?

• The population of a city doubling every 10 years.

• The temperature increasing by 2 degrees every hour.

• The amount of money in a bank account growing by 5% annually.

• The height of a bouncing ball decreasing by half each bounce.

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which of the following is an example of an exponential function?

• A car traveling at a constant speed of 60 miles per hour.

• A bank account balance increasing by a fixed amount each month.

• A bacteria population doubling every 3 hours.

• A tree growing 1 foot taller each year.

• 1

• 2

• 3

• 4

Tags

CCSS.8.EE.B.5

Which of the following graphs represents a linear function?

• A curve that increases rapidly.

• A straight line with a constant slope.

• A line that curves upwards.

• A line that forms a parabola.

Tags

CCSS.8.F.A.3

If a quantity grows by a constant percent rate per unit interval, which type of function best models this situation?

• Linear function

• Quadratic function

• Exponential function

• Logarithmic function

What is the common difference in the arithmetic sequence: 5, 8, 11, 14, ...?

• 2

• 3

• 4

• 5

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CCSS.HSF.BF.A.2

Which of the following is a characteristic of a geometric sequence?

• It has a constant difference between terms.

• It has a constant ratio between terms.

• It has a constant sum of terms.

• It has a constant product of terms.

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CCSS.HSF.BF.A.2

In the context of a linear function, what does the slope represent?

• The initial value of the function.

• The rate of change of the function.

• The maximum value of the function.

• The minimum value of the function.

Tags

CCSS.8.EE.B.5