# Newton's Laws

In this lesson we will learn Newton's laws of motion. We will learn how to calculate the resultant force of different objects. We will also look at the relationship between resultant force, mass and acceleration.

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!

## Question 8

Q1.What do we call the maximum velocity that a freely falling object will eventually reach.

1/8

Q2.What is the acceleration near the Earth’s surface of any object falling freely under gravity?

2/8

Q3.When a skydiver first jumps out of a plane, what magnitudes will the forces acting on them be?

3/8

Q4.When the force of weight on a skydiver is larger than the air resistance force, the skydiver will....

4/8

Q5.A parachute will slow a skydiver down because...

5/8

Q6.When a skydiver reaches terminal velocity, what will be the magnitudes of the forces acting on them?

6/8

Q7.PHYSICS ONLY - What motion is labelled on the graph shown?

7/8

Q8.PHYSICS ONLY - What motion is labelled on the graph shown?

8/8

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!

## Question 8

Q1.What do we call the maximum velocity that a freely falling object will eventually reach.

1/8

Q2.What is the acceleration near the Earth’s surface of any object falling freely under gravity?

2/8

Q3.When a skydiver first jumps out of a plane, what magnitudes will the forces acting on them be?

3/8

Q4.When the force of weight on a skydiver is larger than the air resistance force, the skydiver will....

4/8

Q5.A parachute will slow a skydiver down because...

5/8

Q6.When a skydiver reaches terminal velocity, what will be the magnitudes of the forces acting on them?

6/8

Q7.PHYSICS ONLY - What motion is labelled on the graph shown?

7/8

Q8.PHYSICS ONLY - What motion is labelled on the graph shown?

8/8

# 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:

# Newton's Laws

Complete the quiz to see how much you have remembered.

## Question 6

Q1.What is Newton's first law of motion?

1/6

Q2.What is Newton's second law of motion?

2/6

Q3.What is Newton's third law of motion?

3/6

Q4.A car is travelling at a constant velocity of 20 m/s. The forwards force from the engine is 200 N. Select the correct answer below:

4/6

Q5.A book is resting on a table. Using Newton's third law, identify the pair of forces acting

5/6

Q6.Calculate the force exerted by a 2000 kg car that is accelerating at a rate of 2 m/s²

6/6

Quiz:

# Newton's Laws

Complete the quiz to see how much you have remembered.

## Question 6

Q1.What is Newton's first law of motion?

1/6

Q2.What is Newton's second law of motion?

2/6

Q3.What is Newton's third law of motion?

3/6

Q4.A car is travelling at a constant velocity of 20 m/s. The forwards force from the engine is 200 N. Select the correct answer below:

4/6

Q5.A book is resting on a table. Using Newton's third law, identify the pair of forces acting

5/6

Q6.Calculate the force exerted by a 2000 kg car that is accelerating at a rate of 2 m/s²

6/6

# Lesson summary: Newton's Laws

### Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot:
Chair yoga

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