# Thermistors

In this lesson we will be learning about thermistors and how their resistance is affected by temperature.

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.What is this an electrical symbol for?

1/6

Q2.In a filament bulb, as the temperature increases what happens to the resistance of the filament?

2/6

Q3.The abbreviation LDR means?

3/6

Q4.In an experiment to investigate how light intensity affects the resistance of an LDR. What is the dependent variable?

4/6

Q5.When the light intensity increases, what happens to the resistance of the LDR?

5/6

Q6.As light intensity decreases, what happens to the current through the LDR?

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.What is this an electrical symbol for?

1/6

Q2.In a filament bulb, as the temperature increases what happens to the resistance of the filament?

2/6

Q3.The abbreviation LDR means?

3/6

Q4.In an experiment to investigate how light intensity affects the resistance of an LDR. What is the dependent variable?

4/6

Q5.When the light intensity increases, what happens to the resistance of the LDR?

5/6

Q6.As light intensity decreases, what happens to the current through the LDR?

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:

# Thermistors

This quiz will test your knowledge from this lesson and your prior learning.

Q1.A series circuit includes a 6 V cell and two identical resistors. What will be the potential difference across one of the resistors

1/6

Q2.Which of these statements best describes a diode?

2/6

Q3.Name a use of a thermistor.

3/6

Q4.When the temperature increases, what happens to the resistance of a thermistor?

4/6

Q5.When using a water bath to change the temperature of the thermistor. What safety precaution should be taken?

5/6

Q6.As the temperature decreases, what happens to the potential difference across the thermistor?

6/6

Quiz:

# Thermistors

This quiz will test your knowledge from this lesson and your prior learning.

Q1.A series circuit includes a 6 V cell and two identical resistors. What will be the potential difference across one of the resistors

1/6

Q2.Which of these statements best describes a diode?

2/6

Q3.Name a use of a thermistor.

3/6

Q4.When the temperature increases, what happens to the resistance of a thermistor?

4/6

Q5.When using a water bath to change the temperature of the thermistor. What safety precaution should be taken?

5/6

Q6.As the temperature decreases, what happens to the potential difference across the thermistor?

6/6

# Lesson summary: Thermistors

## 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