Drag Forces
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What happns when an object moves through a fluid?
A frictional force drags on it.
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What is a fluid?
A liquid or gas.
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What do drag forces always do?
Drag forces always act in the opposite direction to any object’s movement.
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What do drag forces depend on?
Drag forces depend on the shape and size of the object.
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What do drag forces increase?
Drag forces increase with the object’s speed, the greater the speed, the greater the frictional force.
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What does streamlining an object reduce?
The drag it experiences.
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What’s air resistance?
The frictional drag force in air.
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