The different kinds of force
I can identify and describe different kinds of force and their effects.
The different kinds of force
I can identify and describe different kinds of force and their effects.
These resources will be removed by end of Summer Term 2025.
Lesson details
Key learning points
- Contact forces only act when objects are touching.
- Non-contact forces can act with or without the objects touching.
- Friction is a contact force that slows or prevents movement.
- Drag is a contact force that pushes against objects moving through liquids or gases.
Keywords
Contact force - Contact forces only act when objects are touching.
Friction - Friction is the force of one surface gripping or rubbing on another.
Drag - Objects moving through liquids and gases experience drag, a force that acts against the object’s motion.
Non-contact force - Non-contact forces can act with or without objects touching.
Common misconception
An object 'has' force that provides it some kind of agency, which is independent of other objects.
Describe forces as interactions between two objects using the structure 'the force of object A on object B'.
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Lesson video
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Starter quiz
6 Questions
Exit quiz
6 Questions
A force that only acts when objects are touching.
A force that can act whether objects are touching or not.
The gravitational force from a star, planet or moon.
The upwards force from a liquid or gas.
The force of one surface rubbing/gripping another surface.
The force from a stretched rope.