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Force and Motion W3
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. |
Potential energy | stored energy |
Kinetic Energy | the energy of a moving object. |
conservation | in physics, the idea that something cannot be destroyed. For example, energy is always conserved, but may change from one form to another. |
Center of gravity | the point in an object where the object’s weight seems to be centered. |
Effort | The amount of force needed to move and object from one place to another |
G-force | the force that acceleration puts on a coaster rider |
centrifugal force | movement or tending to move away from a center. |
positive g-force | makes you feel heavier |
negative g-forces | makes you feel like you are going to fly off the ride |