topic 3 - terminal speed
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6 Terms
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what is terminal speed?
the constant speed of a moving object
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how does terminal speed work - stage 1
when objects move faster in air, air resistance or drag forces increase
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how does terminal speed work - stage 2
as the drag forces increase, the resultant force is reduced
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how does terminal speed work - stage 3
when the drag forces become the same as the weight or the thrust, then the forces become balanced
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how does terminal speed work - stage 4
there is now no resultant force and the object stops accelerating, but continues to move at constant speed
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what is the constant speed called?
the terminal speed
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