What are contact forces?

In this lesson, we will learn about contact forces. We will discuss air and water resistance and examine what balance and unbalanced forces are. We will also investigate friction. Based on our investigation we will make conclusions about the causes and characteristics of friction.

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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.Where did Isaac Newton live?

1/4

Q2.What do we use to measure mass?

2/4

Q3.What do we use to measure weight?

3/4

Q4.What is the hook at the top of a Newton meter used for?

4/4

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.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
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.Where did Isaac Newton live?

1/4

Q2.What do we use to measure mass?

2/4

Q3.What do we use to measure weight?

3/4

Q4.What is the hook at the top of a Newton meter used for?

4/4

Video

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Worksheet

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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.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

What are contact forces?

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

Q1.Contact forces will only take place if...

1/4

Q2.If the forces pushing and pulling an object are the same strength then they are...

2/4

Q3.Friction causes...

3/4

Q4.If a material is very rough, the "bumps" on the surface are...

4/4

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.

Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

What are contact forces?

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

Q1.Contact forces will only take place if...

1/4

Q2.If the forces pushing and pulling an object are the same strength then they are...

2/4

Q3.Friction causes...

3/4

Q4.If a material is very rough, the "bumps" on the surface are...

4/4

Lesson summary: What are contact forces?

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Time to move!

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For 5 mins...

Move around:
Jog

On the spot:
Dance

The next lesson in:
Forces
is:
What are non-contact forces?

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