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Physics: Vocab 3
Vocabulary for Physics
| Term | Definition |
|---|---|
| Distance | how far an object traveled or moved |
| Displacement | the change in position of an object |
| Speed | the rate of motion, represented as the distance divided by time |
| Average Velocity | the rate of motion in specific direction, represented by the total displacement divided by the time |
| Instantaneous velocity | the velocity of an object at any instant of time |
| Acceleration | the rate at which the velocity changes over time |
| Acceleration due to gravity | the rate of change of the velocity of an object in free fall |
| Free fall | the motion of an object acted on by the sole influence of gravity |
| Kinematics equation | Equations used to calculate the motion for objects traveling at a constant acceleration |
| Motion graphs | representations used to show how far a body has travelled, how fast it is moving and how it is changing speed |
| Projectile | any obbject that is under the sole influence of gravity |
| Trajectory | the path a projectile follows through space as a function of time |
| Terminal Velocity | the maximum velocity reached by a falling object |