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Force N Motion 3

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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Term
Definition
Physics   The branch of Science dealing with matter and energy. Scientists who work in physics are called physicists. They study such things as moving objects  
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Potential energy   stored energy  
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Kinetic Energy   the energy of a moving object  
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conservation   in physics, the idea that something cannot be destroyed. For example, energy is always conserved, but may change from one form to another  
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Center of gravity   the point in an object where the object’s weight seems to be centered  
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Effort   The amount of force needed to move and object from one place to another  
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G-force   the force that acceleration puts on a coaster rider  
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centrifugal force   movement or tending to move away from a center  
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positive g-force   makes you feel heavier  
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negative g-forces   makes you feel like you are going to fly off the ride  
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