Lesson 2

Anchoring Units of Measurement

Let’s see how big different things are.

Problem 1

Select the unit from the list that you would use to measure each object.

  1. The length of a pencil
  2. The weight or mass of a pencil
  3. The volume of a pencil
  4. The weight or mass of a hippopotamus
  5. The length of a hippopotamus
  6. The length of a fingernail clipping
  7. The weight or mass of a fingernail clipping
  8. The volume of a sink
  9. The volume of a bowl
  10. The length of a chalkboard or whiteboard
  11. The weight or mass of a chalkboard or whiteboard
  12. The length of the border between the United States and Canada
  • centimeters
  • cups
  • feet
  • gallons
  • grams
  • inches
  • kilograms
  • kilometers
  • liters
  • meters
  • miles
  • milliliters
  • millimeters
  • ounces
  • pounds
  • quarts
  • tons
  • yards

Problem 2

When this pet hamster is placed on a digital scale, the scale reads 1.5.

An image of a hamster, held in the palm of a hand.

What could be the units?

Problem 3

Circle the larger unit of measure. Then, determine if the unit measures distance, volume, or weight (or mass).

  1. meter or kilometer
  2. yard or foot
  3. cup or quart
  4. pound or ounce
  5. liter or milliliter
  6. gram or kilogram

Problem 4

Elena mixes 5 cups of apple juice with 2 cups of sparkling water to make sparkling apple juice. For a party, she wants to make 35 cups of sparkling apple juice. How much of each ingredient should Elena use? Explain or show your reasoning.

(From Unit 2, Lesson 15.)

Problem 5

Lin bought 3 hats for $22.50. At this rate, how many hats could she buy with $60.00? If you get stuck, consider using the table.

number of hats price in dollars
(From Unit 2, Lesson 12.)

Problem 6

Light travels about 180 million kilometers in 10 minutes. How far does it travel in 1 minute? How far does it travel in 1 second? Show your reasoning.

(From Unit 2, Lesson 9.)