Forces

Caroline Mouton

Force

A push or pull on an object.
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Gravity

Attractive forces between two objects that depends on the masses of the objects, and the distance between them.
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Friction

Forces that oppose the motion between two touching surfaces.
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Air resistance

Force that opposes the motion of objects that move through the air.
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Buoyancy forces

For an object to float, the upward buoyant force must equal to the downward gravity force.
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Tension/elastic forces

  1. When an elastic material is deformed due to an external force, it experiences internal forces that oppose the deformation and restore it to its original state if the external force is no longer applied.

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Normal forces

The force perpendicular to an objects surface that results in support.
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Contact forces

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