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Physics
Forces and their effects
Forces, Vectors and Diagrams
Object Interactions
Object Interactions
What You Need to Know
Describe interactions at a distance involving gravitational, electrostatic, and magnetic fields.
Describe contact interactions including normal contact force and friction.
Describe interactions producing pairs of forces represented as vectors.
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Practise with Past Papers
Key Terms & Definitions
Previous Section: Energy – forces doing work
Efficiency Equation
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Vectors and Scalars
