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Linear motion
movement of a body in a straight or curved line where all parts move the same distance in the same direction over the same time
What does linear motion result from?
direct force being applied to a body’s centre of mass
Distance
total length covered from start to finish (m)
Displacement
shortest straight line route from start to finish (m)
Speed
rate of change in distance (m/s)
Velocity
rate of change of displacement (m/s)
Acceleration
positive or negative change in velocity (m/s2)