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Physical Science-Nic
Flashcards
| Term | Definition |
|---|---|
| Direction | A position to which motion or another position is reffered/ the line or course on which something something is moving or is aimed to move or along which something is pointing or facing. |
| Motion | Change in position |
| Position | A condition with reference to place or location |
| Speed | Rate of change of an objects position |
| Balanced Forces | When the net force of an object is zero. There will be no change in the motion of an object. The object is neither motionless or maintaining a constant speed. |
| Force | A push or a pull of an object |
| Friction | A force that opposes motion between two surfaces that are touching |
| Gravity | As traditionally defined, force of attraction between two masses |
| Inertia | Tendency of an object to resist a change in motion |
| Magnetic Force | Force of attraction or repulsion exerted by a magnet |
| Unbalanced Force | When the net force of an object is greater than zero. There will be a change in the motion of an object. A motionless object will begin to move, while an object already moving will change its speed and or direction |
| Velocity | Speed in a give direction |
| Constant Speed | Movement at a fixed distance per unit of time. The same amount of distance is covered by the object in the same amount of time at each |
| Distance | The degree or amount of separation between two points, lines, surfaces, or objects |
| Reference Point | A place or object used for comparison to determine if an object is in motion. |
| Slope | The steepness of a line on a graph, equal to its vertical change divided by its horizontal change |
| Energy | The ability to do work. Energy is anything that can make matter move or change |
| Energy Transformation | The process of changing energy from one form to another |