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Mechanics - Coggle Diagram
Mechanics
Velocity & acceleration
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Graph
Acceleration-time graph
- area under the graph is change in velocity
Velocity-time graph
- area under the graph gives displacement
- gradient gives acceleration
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Friction
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The weight of an object is the force on it due to gravity and has magnitude W = mg. where g is 10ms^-2
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The normal contact force between the object and the surface it is on is called the reaction force and
is always perpendicular to the surface.