# Convection

This lesson explains the process of convection and explores real life examples of convection currents.

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.In which state of matter does conduction mainly occur?

1/10

Q2.When planning an investigation, which of these is NOT a variable?

2/10

Q3.In the conduction investigation, what is the independent variable?

3/10

Q4.If particles vibrate faster, they have more energy in which store?

4/10

Q5.This Sankey diagram represents the energy transfer in the conduction investigation. 100 J is supplied by the Bunsen burner. How much energy is transferred usefully to the rod?

5/10

Q6.This Sankey diagram represents the energy transfer in the conduction investigation. 100 J is supplied by the Bunsen burner. How much of the energy supplied is transferred into wasted stores?

6/10

Q7.This Sankey diagram represents the energy transfer in the conduction investigation. 100 J is supplied by the Bunsen burner. How efficient is the transfer?

7/10

Q8.In the conduction investigation, what happens to the wasted energy?

8/10

Q9.When a pendulum is swinging, and it is at its highest point, which energy store has filled?

9/10

Q10.What is put under a Bunsen burner to protect the table?

10/10

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.In which state of matter does conduction mainly occur?

1/10

Q2.When planning an investigation, which of these is NOT a variable?

2/10

Q3.In the conduction investigation, what is the independent variable?

3/10

Q4.If particles vibrate faster, they have more energy in which store?

4/10

Q5.This Sankey diagram represents the energy transfer in the conduction investigation. 100 J is supplied by the Bunsen burner. How much energy is transferred usefully to the rod?

5/10

Q6.This Sankey diagram represents the energy transfer in the conduction investigation. 100 J is supplied by the Bunsen burner. How much of the energy supplied is transferred into wasted stores?

6/10

Q7.This Sankey diagram represents the energy transfer in the conduction investigation. 100 J is supplied by the Bunsen burner. How efficient is the transfer?

7/10

Q8.In the conduction investigation, what happens to the wasted energy?

8/10

Q9.When a pendulum is swinging, and it is at its highest point, which energy store has filled?

9/10

Q10.What is put under a Bunsen burner to protect the table?

10/10

# 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:

# Convection

This quiz will have questions from the lesson called 'Convection' and previous lessons in the Energy topic. Please complete this quiz to consolidate your learning.

Q1.In which state of matter does convection NOT occur?

1/10

Q2.Which state of matter is NOT a fluid?

2/10

Q3.When particles move faster, which energy store has increased?

3/10

Q4.As you heat a liquid or gas, the heated part becomes less ________ ?

4/10

Q5.As you heat a liquid or gas, the heated part _________ ?

5/10

Q6.The movement of particles of gases and liquids away from a heat source is called a convection _________ ?

6/10

Q7.Which of these items is a real life example of convection?

7/10

Q8.What is the mean of these values: 4, 5, 2, 6, 3, 4

8/10

Q9.1 J is equal to 1000 mJ. What is 24 J in mJ?

9/10

Q10.Which of these is the correct equation for energy efficiency?

10/10

Quiz:

# Convection

This quiz will have questions from the lesson called 'Convection' and previous lessons in the Energy topic. Please complete this quiz to consolidate your learning.

Q1.In which state of matter does convection NOT occur?

1/10

Q2.Which state of matter is NOT a fluid?

2/10

Q3.When particles move faster, which energy store has increased?

3/10

Q4.As you heat a liquid or gas, the heated part becomes less ________ ?

4/10

Q5.As you heat a liquid or gas, the heated part _________ ?

5/10

Q6.The movement of particles of gases and liquids away from a heat source is called a convection _________ ?

6/10

Q7.Which of these items is a real life example of convection?

7/10

Q8.What is the mean of these values: 4, 5, 2, 6, 3, 4

8/10

Q9.1 J is equal to 1000 mJ. What is 24 J in mJ?

9/10

Q10.Which of these is the correct equation for energy efficiency?

10/10

# Lesson summary: Convection

## 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