Science Contact Forces Quiz
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10 Terms
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force
push or pull on an object
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air resistance
force of resistance between an object in motion and air
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friction
force of resistance between two objects
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acceleration
change in speed
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net force
total sum of forces acting on an object
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inertia
tendency of an object to resist a change in motion
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normal force
upward force from an object below another
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law of inertia 1
An object in motion stays in motion and an object at rest stays at rest unless acted upon by an unbalanced force
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law of acceleration 2
Bigger items need more force to accelerate than smaller ones
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law of action-reaction 3
for every action there is an equal and opposite reaction
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Flashcards (36)