Video playlist
Contact forces. Video
James Stewart explains contact force: tension, normal contact force, friction and air resistance.
Non-contact forces. Video
Dr George Dransfield explains types of non-contact force: magnetic, electrostatic and gravitational.
Conservation of momentum. Video
James Stewart explains the law of conservation of momentum and how to calculate momentum.
Velocity-time graphs. Video
James Stewart explains how to find acceleration from a velocity-time graph.
The effect of forces on the extension of a spring. Video
Dr George Dransfield explains the effect of forces on the extension of a spring.
Newton's third law. Video
Jon Chase explains Newton’s Third Law.
Moments, levers and gears. Video
This video shows how levers and gears make use of turning forces to provide an advantage.
What is the relationship between force and acceleration? Video
The relationship between force and acceleration with Dr Maggie Aderin-Pocock and Dr Alex Lathbridge.
