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Speed and Velocity
TEK 8.6B
Term | Definition |
---|---|
Kinetic Energy | Energy of motion. |
Potential Energy | Energy that is stored in a system or object. |
Energy | The ability of a system to do work. Energy is required for changes to happen within a system. |
Energy Transformation | Change of energy from one form to another. |
Motion | The change in an object’s position with respect to time and in comparison to the position of other objects used as reference points |
Speed | The rate of change of position (or distance traveled) with respect to time; units in which speed is measured are expressed as distance per time (example: meters per second). |
Velocity | Measurement of speed and direction of an object. |
Acceleration | The rate of change in an object's speed. |
Frame of Reference | A system that uses axes or background objects to measure the position or movement of an object. |
Total Energy | All energy, potential and kinetic, within a specific system. |
Joule | A unit used to measure energy. |