# To compare the mass of more than two objects

In this lesson, we will use balance scales to show when objects have the heaviest mass, the lightest mass or an equal amount of mass.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.What does weight mean?

1/8

Q2.What does weight mean?

2/8

Q3.Predict the heaviest object.

3/8

Q4.Predict the heaviest object.

4/8

Q5.Predict the lightest object.

5/8

Q6.Predict the lightest object.

6/8

Q7.Predict which object has the greatest mass.

7/8

Q8.Predict which object has the greatest mass.

8/8

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.What does weight mean?

1/8

Q2.What does weight mean?

2/8

Q3.Predict the heaviest object.

3/8

Q4.Predict the heaviest object.

4/8

Q5.Predict the lightest object.

5/8

Q6.Predict the lightest object.

6/8

Q7.Predict which object has the greatest mass.

7/8

Q8.Predict which object has the greatest mass.

8/8

# Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

• Click "Close Video"
• Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

# Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# To compare the mass of more than two objects

Measuring length, height and weight

Q1.Select the correct answer for what the scale is showing.

1/4

Q2.Select the correct answer for what the scales are showing.

2/4

Q3.Which one would be the heaviest?

3/4

Q4.Which one would be the lightest?

4/4

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# To compare the mass of more than two objects

Measuring length, height and weight

Q1.Select the correct answer for what the scale is showing.

1/4

Q2.Select the correct answer for what the scales are showing.

2/4

Q3.Which one would be the heaviest?

3/4

Q4.Which one would be the lightest?

4/4

# Lesson summary: To compare the mass of more than two objects

## Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Jog

On the spot:
Dance