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15 Cards in this Set
- Front
- Back
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Force
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push or pull on an object
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Contact force
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a force that is applied when two objects touch
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Noncontact force
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force that one object can apply to another object without touching it
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Net force
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combination of all forces acting on an object
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balanced forces
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forces acting on an object that combine and form a net of balanced forces
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unbalanced forces
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forces acting on an object that combine and form a net force that's not zero
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gravity
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an attractive force that exist between all objects that have mass
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friction
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force that opposes the motion if an object
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air resistance
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fluid friction between a surface and air
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elastic force
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force exerted by a material when it is stretched or compressed
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tension force
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pulling force applied to an object that can make the objects stretch
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sum
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add the same direction
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diffrenece
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subtract, magnitude, final force\direction, resultant
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applied force
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a force applied to an object by a person or another object
ex. pushing a chair |
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normal force
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the force exerted by a stable object in contact with another object.
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