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Force,Motion,3 Laws

Quiz review

QuestionAnswer
inertia tendency to resist a change in motion
force push or pull
unbalanced forces can change an object’s motion
balanced forces will not change an object’s motion
net force sum of all forces acting on an object
mass amount of matter in an object
friction the force that one surface exerts on another when they rub against each other
gravity the force that accelerates objects toward Earth
weight a measure of the force of gravity on an object
air resistance the kind of friction that slows a falling object
Newton's 1st Law Force (a push or pull) must be applied to an object to get it to change it's motion (inertia)
Newton's 2nd Law Force = Mass x Acceleration
Newton's 3rd Law For every action there is an equal and opposite reaction
Created by: bmercer
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