Forces and Motion

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Objects interact with each other (by contact or at a distance) - giving rise to pairs of forces.
A force acting on an object causes its velocity to change; without a net force, its velocity is constant.

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The controversial thruster

For many years there has been speculation that the propagation of an electromagnetic field inside a microwave cavity might be...

Stories from Physics 11-14 14-16

The modern concept of force has progressed through a number of iterations. Aristotle argued that ‘everything moved must be...

Stories from Physics 11-14 14-16