Forces & vector diagrams (Edexcel GCSE Physics Combined Science): Flashcards
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Practise the cards
12 cards from this deck
Definition of a force
Definition of a force
A push or pull from interaction with another object
Forces as vectors
Forces as vectors
They have magnitude (size) and direction
Gravitational force
Gravitational force
Force of attraction between two masses
Normal force
Normal force
Support force exerted by a surface
Frictional force
Frictional force
Force resisting motion of surfaces sliding past each other
Tension force
Tension force
Force transmitted through string/rope/wire pulled tight
What vector diagrams show
What vector diagrams show
Forces using arrows (length=strength, direction=way)
Tip-to-tail method
Tip-to-tail method
Connect forces end-to-end to find resultant force
Object in equilibrium (forces)
Object in equilibrium (forces)
When resultant force equals (balanced forces)
Equilibrium on vector diagram
Equilibrium on vector diagram
Tip-to-tail forces form a closed shape (triangle)
Splitting forces into components
Splitting forces into components
Split angled forces into horizontal & vertical (right angles)
Methods to find component sizes
Methods to find component sizes
Scale grid drawing or trigonometry