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- 1. Multiple Choice
two or more forces whose effects cancel each other out and do not change the motion of an object
balanced force
force
center of mass
net force
- 2. Multiple Choice
point in an object that moves as if all of the object's mass were concentrated at that point
inertia
center of mass
fricition
balanced force
- 3. Multiple Choice
a push or a pull
balanced force
net force
force
unbalanced forces
- 4. Multiple Choice
force that act to oppose sliding between two surfaces that are touching
center of mass
inertia
weight
friction
- 5. Multiple Choice
combination of all forces acting on an object
net force
balanced force
unbalanced force
force
- 6. Multiple Choice
states that if the net force acting on an object is zero, the object will remain at rest or move in a straight line with a constant speed
Newton's second law of motion
Newton's first law of motion
Newton's third law of motion
center of mass
- 7. Multiple Choice
states that an object acted upon by a net force will accelerate in the direction of the force, and that the acceleration equals the net force divided by the object's mass
Newton's first law of motion
Newton's third law of motion
Newton's second law of motion
center of mass
- 8. Multiple Choice
states that forces always act in equal but opposite pairs
Newton's first law of motion
Newton's second law of motion
center of mass
Newton's third law of motion
- 9. Multiple Choice
two or more forces acting on an object that do not cancel, and cause the object to accelerate
unbalanced forces
balanced force
force
net force
- 10. Multiple Choice
a measurement of force that depends on gravity; measured in newtons
mass
weight
inertia
net force
- 11. Multiple Choice
amount of matter in an object
weight
inertia
mass
friction
- 12. Multiple Choice
tendency of an object to resist a change in its motion
mass
weight
friction
inertia
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