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Newton

SI unit of force

Force

a push or pull; needed to change an object's state of motion

Net Force

the combination or sum of forces that act on an object

Tension

force that stretches something like a rope or string

Vector

an arrow that represents magnitude and direction

Scalar

quantity described by magnitude but not direction (time, area, volume)

Static Equilibrium

state where an object is at rest

Dynamic Equilibrium

state where an object is moving in a straight line at a constant speed

Mechanical Equilibrium

state where the net force is zero

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