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Motion and Forces - Coggle Diagram
Motion and Forces
Forces
2.1 Forces change motion
2.2 Force and mass determine acceleration
Force equals mass times acceleration
Force= Mass * acceleration
a=f/m
f=force m=mass a=aceleration
m= f/a
2.3 forces act in pairs
2.4 forces transfer momentum
Objects in motion have momentum
momentum=mass*velocity
Gravity,Friction, and Pressure
3.1 Gravity is a force exerted by masses
3.2 Friction is a force the opposes motion
3.3 Pressure depends on force and area
Pressure describes how a force is spread over an area
Pressure= Force/Area
3.4 Fluids can exert a force on object
Work and Energy
4.1
Motion
1.1 An object in motion changes position
Position describes the location of an object
describing a position
Measuring distance
Motion is a change in position
Describing Motion
Relative motion
1.2 Speed measures how fast position changes
Calculating speed
Speed=distance/time or S=d/t
Average speed
Distance- Time Graphs
Velocity
Velocity vs. speed
1.3 Acceleration measures how fast velocity changes
Calculating Acceleration
acceleration= final velocity-initial velocity/time
Machines