Section B: Practice Problems Weight and Liquid Volume

Section Summary


In this section, we learned how to measure and estimate weight in grams and kilograms.

This paper clip weighs about 1 gram.

Paper clip.

This basket of apples weighs about 1 kilogram.

Basket of apples.

We also learned how to measure and estimate liquid volume in liters.

Container with hash marks measuring liters filled with liquid to the fifth hash mark.

Problem 1 (Lesson 6)

  1. Circle the items that might weigh about 1 gram.

    1. a piece of gum

    2. a turtle

    3. a dollar bill

    4. a chair

    5. a pen

  2. Circle the items that might weigh about 1 kilogram.

    1. a giant tortoise

    2. a pencil

    3. a pineapple

    4. a large book

    5. a full lunchbox

Problem 2 (Lesson 7)

For each item, decide whether it holds more than a liter, less than a liter, or about a liter.

  1. a bathtub

  2. a cup

  3. a swimming pool

  4. a small pot for a plant

Problem 3 (Lesson 8)

  1. What is the volume of liquid shown in the container?

    Container of water showing measurement in liters.
  2. Shade the image of the empty container to show  liters of water.

    Container with measurements in liters.

Problem 4 (Exploration)

Kiran thinks that weight and volume go together. The bigger something is, the heavier it is and the heavier something is the bigger it is. Do you agree with Kiran? Give some examples to explain your thinking.

Problem 5 (Exploration)

You have a 3 liter jug of water and a 5 liter jug of water. How can you measure out 4 liters of water precisely using these two jugs?