4.1.2 Reflection & Practice (Pages 84-86)

Front

What is the growth rate of an oak tree that grows 10 feet in 4 years?

Back

2.5 feet per year

Tags

CCSS.HSF-LE.A.1B

Front

Where is the unit rate shown on a graph for a plant's growth?

Back

It is at the y-coordinate for each line when the x-coordinate is 1.

Tags

CCSS.8.EE.B.5

Front

What is a proportional relationship?

Back

A relationship where two quantities maintain a constant ratio.

Tags

CCSS.7.RP.A.2A

Front

If TJ uses a ratio of 5 lemons to 1 cup of sugar, is this relationship proportional?

Back

No, the relationship is not proportional.

Tags

CCSS.7.RP.A.2A

Front

How do you find the difference in height between two plants after a certain time?

Back

Find the unit rates for both plants and subtract them.

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Front

What is a unit rate?

Back

A unit rate is a ratio that compares a quantity to one unit of another quantity.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a plant grows 3 inches per week, how much will it grow in 5 weeks?

Back

15 inches.

Tags

CCSS.3.OA.A.3

Front

What does it mean for a relationship to be proportional?

Back

It means that as one quantity changes, the other quantity changes at a constant rate.

Tags

CCSS.7.RP.A.2D

Front

How can you determine if a table of values represents a proportional relationship?

Back

Check if the ratios of corresponding values are constant.

Tags

CCSS.7.RP.A.2A

Front

What is the formula to calculate growth rate?

Back

Growth Rate = (Final Value - Initial Value) / Time.

Tags

CCSS.HSF-IF.C.8B