# The elastic potential store

In this lesson we will explore the elastic potential energy store. We will look at the factors that affect its value, and how to calculate this.

Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, letâ€™s see what you can remember from this topic. Hereâ€™s a quick quiz!

Q1.Which is the correct statement about closed systems?

1/6

Q2.A box is pushed along the ground. Which energy transfer is involved?

2/6

Q3.What is the definition of the gravitational potential energy store?

3/6

Q4.A ball dropped from a cliff has 100 J in its GPE store as it is released. What is the value of the KE store when it just reaches the ground?

4/6

Q5.A ball dropped from a cliff has 100 J in its GPE store as it is released. What is the value of the KE store when it is half way to the ground?

5/6

Q6.What is the maximum height reached for an object of mass 1 kg launched upwards at a speed of 20 m/s (g = 10 N/kg)

6/6

Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, letâ€™s see what you can remember from this topic. Hereâ€™s a quick quiz!

Q1.Which is the correct statement about closed systems?

1/6

Q2.A box is pushed along the ground. Which energy transfer is involved?

2/6

Q3.What is the definition of the gravitational potential energy store?

3/6

Q4.A ball dropped from a cliff has 100 J in its GPE store as it is released. What is the value of the KE store when it just reaches the ground?

4/6

Q5.A ball dropped from a cliff has 100 J in its GPE store as it is released. What is the value of the KE store when it is half way to the ground?

5/6

Q6.What is the maximum height reached for an object of mass 1 kg launched upwards at a speed of 20 m/s (g = 10 N/kg)

6/6

# 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 â€˜Resume Videoâ€™ 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 â€˜Nextâ€™ below.

Quiz:

# The elastic potential energy store

This quiz will test your understanding of the lesson content and earlier lessons within this topic.

Q1.Which is the correct statement about closed systems?

1/6

Q2.Which factors will affect the elastic potential energy store? (select two)

Select two (2) boxes

2/6

Q3.If the extension of a spring is doubled, what effect will this have on the elastic potential energy stored?

3/6

Q4.What is the elastic potential of an object with spring constant k = 10 N/m that has an extension of 0.5 m

4/6

Q5.A bungee jumper starts with 500 J in their GPE store. After they jump they fall and are brought to a stop with the bungee cord. With the cord fully stretched what is the energy in the EPE store?

5/6

Q6.HT only: What is the spring constant of a spring that stores 50 J of energy when extended by 10 cm

6/6

Quiz:

# The elastic potential energy store

This quiz will test your understanding of the lesson content and earlier lessons within this topic.

Q1.Which is the correct statement about closed systems?

1/6

Q2.Which factors will affect the elastic potential energy store? (select two)

Select two (2) boxes

2/6

Q3.If the extension of a spring is doubled, what effect will this have on the elastic potential energy stored?

3/6

Q4.What is the elastic potential of an object with spring constant k = 10 N/m that has an extension of 0.5 m

4/6

Q5.A bungee jumper starts with 500 J in their GPE store. After they jump they fall and are brought to a stop with the bungee cord. With the cord fully stretched what is the energy in the EPE store?

5/6

Q6.HT only: What is the spring constant of a spring that stores 50 J of energy when extended by 10 cm

6/6

# Lesson summary: The elastic potential store

## 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