# Weight

In this lesson we will use an equation to calculate weight on different planets and explain why weight changes on different planets. We will also use the equation to calculate mass and gravitational field strength.

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 mass measured in?

1/9

Q2.What is weight measured in?

2/9

Q3.Gravity is a force that acts on any object with .....

3/9

Q4.What piece of equipment do I use to measure weight?

4/9

Q5.Which if the following is a non-contact force?

5/9

Q6.If an object is stationary the forces are ..........

6/9

Q7.If an object is moving at a constant speed the forces are ..........

7/9

Q8.If an object is accelerating the forces are ..........

8/9

Q9.If an object is changing direction the forces are ..........

9/9

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 mass measured in?

1/9

Q2.What is weight measured in?

2/9

Q3.Gravity is a force that acts on any object with .....

3/9

Q4.What piece of equipment do I use to measure weight?

4/9

Q5.Which if the following is a non-contact force?

5/9

Q6.If an object is stationary the forces are ..........

6/9

Q7.If an object is moving at a constant speed the forces are ..........

7/9

Q8.If an object is accelerating the forces are ..........

8/9

Q9.If an object is changing direction the forces are ..........

9/9

# 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:

# Weight

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

Q1.In the equation W = m x g, what does g stand for?

1/7

Q2.What is the unit of weight?

2/7

Q3.Which unit of mass do we use in the equation W = m x g?

3/7

Q4.How do we change grams (g) to kilogram (kg)

4/7

Q5.Change 3000 g to kg

5/7

Q6.Why do planets have different gravitational field strengths?

6/7

Q7.Why does my weight change on different planets?

7/7

Quiz:

# Weight

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

Q1.In the equation W = m x g, what does g stand for?

1/7

Q2.What is the unit of weight?

2/7

Q3.Which unit of mass do we use in the equation W = m x g?

3/7

Q4.How do we change grams (g) to kilogram (kg)

4/7

Q5.Change 3000 g to kg

5/7

Q6.Why do planets have different gravitational field strengths?

6/7

Q7.Why does my weight change on different planets?

7/7

# Lesson summary: Weight

## 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