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Forces,Friction,&N L

Forces,Friction,& Newton's Laws

TermDefinition
force a push or pull
newton SI unit for magnitude or strength
net force combination of all forces acting on an object
unbalanced forces forces causing an object to change in velocity
balanced forces equal forces acting on an object in oppisite directions
friction force that exerts when 2 surfaces rub on each other
static friction friction on objects that aren't moving
sliding friction friction on 2 solid objects sliding over each other
rolling friction friction on an object rolling over a surface
fluid friction friction on an object moving through a fluid
gravity force that pulls objects toward each other
mass amount of matter in an object
free fall when the only force acting on an object is gravity
air resistance fluid friction on an object moving though the air
projectile an object that is thrown
compression an elastic force that squeezes or pushes matter together
tension an elastic force that stretches or pulls matter
Created by: SSJ_Josh
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