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Velocity is the distance something travels per whatever unit of time is being used. You can also thing of velocity as the rate of change of position.
http://answers.ask.com/Science/Physics/what_is_vel...
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Terminal velocity is the state that an object reaches when a force of drag that acts on the object is equal to the force of gravity that acts on it.
http://answers.ask.com/Science/Physics/what_is_ter...
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To find velocity you have to know the distance the item is going and time it takes to get there. You then divide the distance by the time and you get the velocity.
http://answers.ask.com/Science/Physics/how_to_find...
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Velocity means rate of change of displacement. If s is the displacement, then the velocity is given by derivative as v=ds/dt. Velocity and speed are different things.
http://answers.ask.com/Science/Other/what_does_vel...
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