Forces

What is a force?

• A movement

• A push or pull

• Something created by living organisms

• A push, a pull or a twist

Which of these are examples of applying a force?

• Charging your phone

• Thinking about your mobile phone

• Pressing a button on your phone

• Watching your phone turn on

Forces are measured in:

• kilograms

• degrees

• newtons

• kilometres per hour

What can a force do?

• Change the shape of an object

• Change the way you feel

• Change the way an object is moving

• Change the colour of an object

A force is applied when you squeeze a tube of toothpaste. The effect of the force is to:

• slow down the tube of toothpaste

• stop the tube of toothpaste from moving

• change the direction of the tube of toothpaste

• change the shape of the tube of toothpaste

A force is applied when you throw a frisbee to a friend. The effect of the force is to:

• stop the frisbee from moving

• cause the frisbee to start moving

• change the shape of the frisbee

• slow down the movement of the frisbee

All forces:

• make objects change direction

• consist of a strong downwards component

• make objects move downwards

• have a strength and direction

• speed up the movement of objects

Which of the arrows shows a large force acting horizontally?

• A

• B

• C

• D

Which arrows indicate forces of equal strength?

• B & D

• B, C & D

• A & B

• B & C

Which of the following are types of forces?

• Spinning

• Friction

• Gravity

• Magnetism

• A rolling ball