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Words

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Acceleration   Increase in the rate or speed of something.  
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Average Speed   Equals the total distance traveled divided by the total time taken to travel the distance.  
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Inertia   A property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force.  
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Instantaneous Speed   The speed of an object at one instant of time.  
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Law Of Conservation Of Momentum   States that the total momentum of objects that collide with each other is the same as before and after the collision.  
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Mass   The quantity of matter that a body contains, as measured by its acceleration under a given force or by the force exerted on it by a gravitational field.  
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Momentum   The quantity of motion of a moving body, measured as a product of its mass and velocity.  
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Speed   The rate at which someone or something is able to move or operate.  
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Velocity   The speed of something in a given direction.  
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Motion   The action or process of moving or being moved.  
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