Vocab
The English unit of force equal to 4.448 newtons
Pound
A force that resists motin
A pulling force that acts in a rope, string, or other object
Tension
A "squeeze" or decrease in size
Compression
a push or pull, or any action that involves the interaction of objects and has the ability to change motion
Force
The state in which the net force on an object is zero
Equilibrium
The perpendicular force that a surface exerts on an object that is pressing on it
Normal force
The metric unit of force, equal to the force needed to make a 1kg object accelerate at 1 m/s2
Newton
A "stretch" or increase in size
The metric unit of force, equal to the force needed to make a 1kg object accelerate at 1 m/s2
Newton
Combined forces that result in a zero net force on an object
Balanced forces
The sum of all forces acting on an object
Net force
The friction force that resists the motion of an object moving across a surface
Sliding friction
The friction force that resists the motion between two surfaces that are not moving
Static friction
Free-body diagram