Topic 5 Vocabulary

What is a ratio?

• Cats and Dogs

• A relationship where every x units of a quantity there are y units of another

• Something I compare

• Bar Diagram

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What are terms?

• 3:4

• The quantities x:y in a ratio

• Reporting periods

• Double number lines

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is a rate?

• A race car

• The speed of a race car

• A special type of ratio that compares quantities of unlike measures

• An equivalent ratio

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is a unit rate?

• Constant speed

• Bicycles to cars

• Circumference

• A comparison per one unit

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is a unit price?

• The price of shirts

• How fast someone swims

• A unit rate that gives the price of one item

• A ratio of cats to dogs

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is constant speed?

• When speed stays the same over time

• The speed used in the city when driving

• Multiplying numbers in a ratio table

• A graph of terms

Tags

CCSS.7.RP.A.2D

What is dimensional analysis?

• Rates of conversion

• Multiplication and division

• Equivalent ratios

• Converting measurements using measurement units

Tags

CCSS.6.RP.A.3B

What is a conversion rate?

• Increase of rate over time

• Rate of change

• Comparing football to soccer players

• Rate that compares equivalent measures

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is circumference of a circle?

• The distance around a circle

• Division of a ratio

• Pi

• The distance around a circle

Tags

CCSS.7.G.B.4

What are equivalent ratios?

• Comparing colors of paint

• Expressing relationships between ratios

• Dividing

• Multiplying

Tags

CCSS.6.RP.A.3A