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push or pull on an object |
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force that arises from touching b/t two objects |
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force originating without the touching b/t two objects, such as gravitational force |
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an object will maintain its inertia unless acted upon by an outside force |
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object's tendency to remain continuously at rest or continuously in motion |
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area surrounding an object which allows Newton's first law to be valid |
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a net force acted upon an object will cause that object to accelerate |
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a vector diagram that shows forces acting on an object |
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when an object exerts force onto another object, the 2nd object exerts a force of equal magnitude but in the opposite direction |
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gravitational force strong nuclear force electroweak force |
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force acting on an object due to the gravitational attraction b/t the object and the planet |
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Newton's law of universal gravitaiton |
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attractive force b/t any two bodies tahat is directly proportional to mass and inversely proportional to the distance b/t the two bodies |
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perpendicular force exerted by any surave in contact with an object |
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the force exerted by an object in an accelerated frame of reference |
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force that opposes motion due to imperfections b/t any surface and any object |
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maximum static frictional force |
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the greatest friction a surface can present, just at the point of constant motion |
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the amount of friction which must be overcome in order to maintain motion |
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name for a force usually associated w/ ropes or cables acting on an object |
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gravitational force due to earth |
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support force acting on an air born object |
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force created by an engine in an airborn object |
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