Science

Exit Lesson

Moments and balance (Part 2)

In this lesson we discuss changing the moment of a force to balance an object. We also calculate the correct distance or force for an object to be balanced.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

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 do we call the direction of moments that cause an object to rotate the same direction as clock hands?

1/6

Q2.What do we call the direction of moments that cause an object to rotate the opposite direction to clock hands?

2/6

Q3.For an object to be balanced....

3/6

Q4.What is a lever? Tick all three that apply

Select three (3) boxes

4/6

Q5.What is the moment of a 20N force, 0.5m away from the pivot?

5/6

Q6.What is the moment of a 5N force, 10cm away from the pivot?

6/6

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

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 do we call the direction of moments that cause an object to rotate the same direction as clock hands?

1/6

Q2.What do we call the direction of moments that cause an object to rotate the opposite direction to clock hands?

2/6

Q3.For an object to be balanced....

3/6

Q4.What is a lever? Tick all three that apply

Select three (3) boxes

4/6

Q5.What is the moment of a 20N force, 0.5m away from the pivot?

5/6

Q6.What is the moment of a 5N force, 10cm away from the pivot?

6/6

Video

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Worksheet

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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.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

2b Moments and Balance

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.If I move a force further away from a pivot the moment will ................

1/7

Q2.If I move a force closer to a pivot the moment will ................

2/7

Q3.To make the moment of a force bigger I should.....

3/7

Q4.To make the moment of a force smaller I should.....

4/7

Q5.The units of moment are (chose 2)

Select two (2) boxes

5/7

Q6.The units of distance are (chose 2)

Select two (2) boxes

6/7

Q7.The unit of force is

Select one (1) boxes

7/7

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

2b Moments and Balance

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.If I move a force further away from a pivot the moment will ................

1/7

Q2.If I move a force closer to a pivot the moment will ................

2/7

Q3.To make the moment of a force bigger I should.....

3/7

Q4.To make the moment of a force smaller I should.....

4/7

Q5.The units of moment are (chose 2)

Select two (2) boxes

5/7

Q6.The units of distance are (chose 2)

Select two (2) boxes

6/7

Q7.The unit of force is

Select one (1) boxes

7/7

Lesson summary: Moments and balance (Part 2)

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Time to move!

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

For 5 mins...

Move around:
Walk

On the spot:
Dance

The next lesson in:
Forces in action
is:
Work done (Part 1)

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