Elastic objects revision

In this lesson we go over key content related to elastic objects including the practical to investigate springs, graphs and Hooke's Law.

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 is the moment of a force?

1/11

Q2.For an object to be balanced, the clockwise moment must equal the .......

2/11

Q3.How can we make the moment bigger (choose 2)

Select two (2) boxes

3/11

Q4.Work done means

4/11

Q5.Power is the .......

5/11

Q6.What does rate mean?

6/11

Q7.What is 400 cm in m?

7/11

Q8.What is 0.3 km in m?

8/11

Q9.What is the unit of power?

9/11

Q10.What is the unit of energy or work done?

10/11

Q11.What is the power if 30 J of energy is transferred in 10 seconds?

11/11

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 is the moment of a force?

1/11

Q2.For an object to be balanced, the clockwise moment must equal the .......

2/11

Q3.How can we make the moment bigger (choose 2)

Select two (2) boxes

3/11

Q4.Work done means

4/11

Q5.Power is the .......

5/11

Q6.What does rate mean?

6/11

Q7.What is 400 cm in m?

7/11

Q8.What is 0.3 km in m?

8/11

Q9.What is the unit of power?

9/11

Q10.What is the unit of energy or work done?

10/11

Q11.What is the power if 30 J of energy is transferred in 10 seconds?

11/11

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

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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.

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:

Elastic Objects Revision

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

Q1.When the force is removed, an elastic object will .......

1/9

Q2.What happens to the object if the force is removed after the elastic limit?

2/9

Q3.How does the graph of force vs extension change after the limit of proportionality?

3/9

Q4.What is the relationship between force and extension when the graph is a straight line through the origin?

4/9

Q5.For an elastic object, what happens to the extension if the force is multiplied by 6?

5/9

Q6.For an elastic object, what happens to the force if the extension has been divided by 4?

6/9

Q7.Which of these is a good method step?

7/9

Q8.Which of these is a good method step?

8/9

Q9.What is the spring constant?

9/9

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:

Elastic Objects Revision

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

Q1.When the force is removed, an elastic object will .......

1/9

Q2.What happens to the object if the force is removed after the elastic limit?

2/9

Q3.How does the graph of force vs extension change after the limit of proportionality?

3/9

Q4.What is the relationship between force and extension when the graph is a straight line through the origin?

4/9

Q5.For an elastic object, what happens to the extension if the force is multiplied by 6?

5/9

Q6.For an elastic object, what happens to the force if the extension has been divided by 4?

6/9

Q7.Which of these is a good method step?

7/9

Q8.Which of these is a good method step?

8/9

Q9.What is the spring constant?

9/9

Lesson summary: Elastic objects revision

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Time to move!

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

For 5 mins...

Move around:
Climb stairs

On the spot:
Chair yoga

This was the final lesson in the unit Forces in action.

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