# Resultant forces

In this lesson we will look at calculating resultant force, where vectors occur in similar and different directions. We will also look at how resultant forces affect the motion of an object.

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.Identify the correct units for weight

1/7

Q2.Identify the correct definition of weight

2/7

Q3.Recall the equation that links gravitational field strength, mass and weight

3/7

Q4.Identify the 3 vectors below

Select three (3) boxes

4/7

Q5.Identify 2 correct statements

Select two (2) boxes

5/7

Q6.When weight acts through a single point of an object, we call this what?

6/7

Q7.Calculate the weight on an object that has a mass of 10 kg, assuming 9.8 N/kg

7/7

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.Identify the correct units for weight

1/7

Q2.Identify the correct definition of weight

2/7

Q3.Recall the equation that links gravitational field strength, mass and weight

3/7

Q4.Identify the 3 vectors below

Select three (3) boxes

4/7

Q5.Identify 2 correct statements

Select two (2) boxes

5/7

Q6.When weight acts through a single point of an object, we call this what?

6/7

Q7.Calculate the weight on an object that has a mass of 10 kg, assuming 9.8 N/kg

7/7

# 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.

Quiz:

# Resultant Forces

This quiz will assess you on lesson 3 of the forces topic focusing on resultant forces. They may also be some questions on previous content.

Q1.A single force that has the same effect as all the original forces acting together is called what?

1/8

Q2.Identify ALL 3 vector quantities below

Select three (3) boxes

2/8

Q3.Calculate the the sum of the vectors shown

3/8

Q4.Calculate the easterly resultant force

4/8

Q5.Recall the equation that links gravitational field strength, mass, and weight

5/8

Q6.Which statement could describe an object's motion when the resultant force is 0 N?

Select one (1) boxes

6/8

Q7.Which statement could best describe an object's motion when the resultant force is unbalanced?

Select one (1) boxes

7/8

Q8.Which statement best describes 'displacement'

8/8

Quiz:

# Resultant Forces

This quiz will assess you on lesson 3 of the forces topic focusing on resultant forces. They may also be some questions on previous content.

Q1.A single force that has the same effect as all the original forces acting together is called what?

1/8

Q2.Identify ALL 3 vector quantities below

Select three (3) boxes

2/8

Q3.Calculate the the sum of the vectors shown

3/8

Q4.Calculate the easterly resultant force

4/8

Q5.Recall the equation that links gravitational field strength, mass, and weight

5/8

Q6.Which statement could describe an object's motion when the resultant force is 0 N?

Select one (1) boxes

6/8

Q7.Which statement could best describe an object's motion when the resultant force is unbalanced?

Select one (1) boxes

7/8

Q8.Which statement best describes 'displacement'

8/8

# Lesson summary: Resultant forces

## Time to move!

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

For 5 mins...

Move around:
Walk

On the spot:
Chair yoga