Acceleration & Forces
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12 Terms
acceleration
The rate at which velocity changes
formula for acceleration
final velocity-initial velocity/time
velocity
the speed of an object in a particular direction
force
A push or a pull
balanced forces
Equal forces acting on an object in opposite directions
unbalanced forces
Forces that cause a change in the motion of an object
net force
The sum, or combination, of all forces acting on an object
friction
A force that opposes motion
buoyancy
upward force of fluid against an object. Causes an object to float
tension
A strain force due to pulling. Examples: ropes, bridges & pulleys
fluid friction
motion of liquid or gas particles against a surface. Example: air resistance
static friction
Friction that acts on objects that are not moving
Note 
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