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motion & force


motion an object change in position relative to a reference point .
reference point a moving object can be used for reference point
speed the distance traveled divided by the time interval during which the motion occurred .
velocity the speed of an object in a particular direction .
acceleration the rate at which velocity changes over time an object accelerates if it speed direction or both change .
force a push or a pull exerted on an object force has size and direction
newton the SI untie for force
net force the combination of all of the force acting on an object
balanced force when the force on an object produce a net force of 0 N the force are balanced .
unbalanced forces when the net force on an object is 0 N the force on the object are unbalanced .
energy ability to do work
potential energy energy stored stored within an object
kinetic energy energy of motion batteries & food
how do you know a thing is moving ? by looking at the force of the object
Created by: MakiyaRushing