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15 Cards in this Set
- Front
- Back
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Push or a pull
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Force
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Combination of all forces acting on an object
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Net Force
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"stretching force"
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tension
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an arrow that represents the magnitude and direction of a quanity
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Vector
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needs both magnitude and direction for a complete description(EX:force)
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Vector quantity
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can be described by magnitude only and has no direction.
(Time, area, and volume) |
Scalar quanities
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no physical changes occur
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Mechanical equilibrium
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whenever the net force on an object is zero
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equilibrium rule
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F symbol
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"forces"
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the upward force that balances the weight of an object on a surface
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Support Force(Normal Force)
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constant force between objects that slide
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Friction
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sum of 2 or more vectors
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resultant
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to find the resultant of 2 non-parallel vectors
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The Parallelogram Rule
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objects at rest
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static equilibrium
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objects moving at constant speed in a straight line path
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dynamic equilibrium
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