What is linear motion?
Movement of body in a straight or curved line, where all parts move the same distance, in the same direction over the same time
What is direct force?
A force applied through the centre of mass resulting in linear motion
What are the 5 key linear motion descriptors?
Distance
Displacement
Speed
Velocity
Acceleration/deceleration
What is distance?
Total length from start to finish
What is displacement?
Shortest length from start to finish
What is speed?
Rate of change in distance
What is velocity?
Rate of change in displacement
What is acceleration?
Rate of change in velocity
What are the 3 graphs of linear motion?
Distance/time
Speed/time
Velocity/time