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Force and Motion
| Term | Definition |
|---|---|
| Acceleration | Change of an object's speed or direction |
| Air Resistance | An opposing or slowing force caused by air |
| Average Speed | Average distance covered by an object per unit time |
| Balanced Forces | Forces of an object that do not change the motion of the object |
| Conservation of Energy | Energy cannot be created no destroyed; it changes from one form to another |
| Direction | The path that an object is moving or facing |
| Energy | What is needed to do work or cause change |
| Force | A push or pull that changes the motion or position of an object |
| Inclined Plane | A simple machine that is sloping at a particular angle |
| Kinetic Energy | Energy in motion |
| Load | Amount of work done or expected to be done |
| Motion | A change in an object's position, direction, or location |
| Net Force | The sum of all the forces acting on an object |
| Newton | The SI unit for force |
| Position | The point or area occupied by a physical object |
| Potential Energy | Energy that is stored in a system |
| Pulley | A device consisting of a wheel over which a rope or chain is pulled in order to lift heavy objects |
| Simple Machine | Devices that reduce the amount of force needed to move an object |
| Speed | The measurement of the rate of change of position with respect to time |
| Unbalanced Forces | Forces on an object that cause change in the motion of the object |