Stack #2659734

Question Answer
force a push or pull on an object
contact force a push or pull applied by one object to another object that is touching it
non contact force a force that pushes or pulls an object without touching
friction a contact force that resists the sliding motion between two objects that are touching
gravity a non contact attractive force that exists between all objects that have mass
balanced forces when the net force on an object is 0 N, the forces acting on it
unbalanced forces when the net force acting on the object is not 0 , the forces acting on the object

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