# Lesson 6 Estimate and Measure Weight

Let’s measure and estimate weight.

## Warm-up Notice and Wonder: Produce Stand

What do you notice? What do you wonder?

## Activity 1 Estimate Weight

## Problem 1

This paper clip weighs *about* 1 gram.

This basket of apples weighs *about* 1 kilogram.

For each weight measurement, find an example of something you think has about the same weight.

1 gram

10 grams

100 grams

1 kilogram

2 kilograms

## Problem 2

Find some objects in the room that belong in each column based on their weight.

less than 1 gram | between 1 gram | between 100 grams | more than 1 kilogram |
---|---|---|---|

## Activity 2 The Weight of Pets

Match each pet to the amount that could be its weight. Explain your reasoning.

pet

guinea pig

dog

small fish

cat

weight

20 kilograms

1 kilogram

3 kilograms

3 grams

## Practice Problem

## Problem 1

Circle the items that might weigh about 1 gram.

a piece of gum

a turtle

a dollar bill

a chair

a pen

Circle the items that might weigh about 1 kilogram.

a giant tortoise

a pencil

a pineapple

a large book

a full lunchbox