Looking at weight

Overview

Using this Resource

Connecting to the Curriculum

Marking Student Responses

Further Resources

This task is about estimating, then measuring, weight.

You will be given two bags to measure. First estimate the weight of each bag then measure it and record your answers.

Question

a) About how many grams does Bag A weigh? (Select one)

- 100 grams
- 200 grams
- 500 grams
- 1000 grams

Question

b) About how many grams does Bag B weigh? (Select one)

- 200 grams
- 400 grams
- 750 grams
- 1200 grams

Question 1Change answer

c) Measure how many grams each bag weighs using the kitchen scales.
Write your measurements in the table below.

Object	Measurement
Bag A	grams
Bag B	grams

Task administration:

This task can be completed with pencil and paper or online (with SOME auto marking).

Equipment

Two opaque bags weighing 500 g (labelled Bag A) and 750 g (labelled Bag B). The bags may be weighted with metric weights or grocery items.The bags will need to fit on a set of kitchen scales.

For the estimation part of this task give each student a chance to feel how heavy the weighted bags are.
For the measurement part, let each student weigh the bags using a set of kitchen scales.

Level:

Curriculum info:

Maths, Geometry and Measurement, Measurement

Keywords:

estimation, weight, reading scales, practical

Description of task:

In this practical task, students estimate the weight of two different sized bags, then check their estimates using kitchen scales.

Curriculum Links:

This resource can help to identify students' understanding of measuring weight/mass.

Learning Progression Frameworks

This resource can provide evidence of learning associated with

Measurement sense, sets 6-7