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Definition
| push/pull on object causing change in motion; has magnitude and direction |
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Definition
| physical model representing forces acting on a system |
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Definition
| vector sum of all forces on an object |
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Definition
| acceleration of object proportional to net force and inversely proportional to mass of accelerating object |
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| object at rest stays at rest, object in motion stays in motion in straight line at constant speed if net force on object is zero |
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| tendency of object to resist change |
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Definition
| net force on object is zero |
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Definition
| force experienced by object from all forces acting on it, giving object acceleration |
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Definition
| object's apparent weight of zero from no contact forces pushing up on it |
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Definition
| exerted by a fluid on object moving through it; depends on object's motion and properties and the fluid's properties |
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Definition
| constant velocity of object reached when drag force equals force of gravity |
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Definition
| pair of forces equal in strength but opposite in direction |
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Definition
| all forces come in pairs and act on different objects and equal in strength and opposite in direction |
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Definition
| force exerted by a rope/string |
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Definition
| perpendicular contact force exerted by a surface on another object |
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Definition
| projections of the component vectors |
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Term
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Definition
| process of breaking a vector into its components |
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Definition
| force exerted on one surface by a second surface when the two surfaces rub against each other because one or both of the surfaces has motion |
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Term
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Definition
| force exerted on one surface by second surface with no motion between the two surfaces |
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Term
| coefficient of kinetic friction |
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Definition
| slope of line between two surfaces, relating frictional force to normal force |
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Term
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Definition
| force placing object in equilibrium; same magnitude as resultant but opposite in direction |
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Term
| coefficient of static friction |
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Definition
| dimensionless constant depending on 2 surfaces in contact; used to calculate maximum static frictional force that needs to be overcome before motion begins |
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