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# Force and Motion

TermDefinition
acceleration if speed and or direction change
velocity speed in a particular direction
unbalanced force causes a change in motion of something
balanced force position or motion will not change- equals zero
kinetic energy energy in motion
potential energy energy based on objects position
speed how fast something moves
force push or pull
law of conservation of energy energy cannot be created or destroyed, only transfrormed
friction the force of resistance of two surfaces touching eachother
work use if force to move an object
inertia the tendency of an object at rest to stay at rest and an object in motion to stay in motion
Newton's 1st Law Inertia
Newton's 2nd law F=MA Force equals mass times acceleration
Newton's 3rd Law For every action there is an equal and opposite reaction
mass how much matter is in an object
weight measure of the gravitational pull on an object
Created by: science183