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Mass, Weight, & Forces

unbalanced When forces acting on an object are uneven they are ______________.
balanced When opposite forces on an object are equal, the forces are ___________
weight a measure of the force of gravity on an object
inertia or Newton's 1st Law an object at rest tends to stay at rest; an object in motion tends to stay in motion
force any push or pull on an object
matter anything that has mass and takes up space
friction the force that one substance exerts on another when the two rub against each other.
Unbalanced forces result in ____________. motion / movement
Balanced forces result in _____________. no motion / no movement
Force is measured by a ___________. spring scale
mass the amount of matter in an object
gravity the force that pulls objects toward each other
Newton the standard international unit that measures force
Created by: bellis1122