click below
click below
Normal Size Small Size show me how
Describing Motion
Speed, Velocity, Acceleration
Term | Definition |
---|---|
Motion | a change in position based on a frame of reference |
Speed | the distance an object travels over time |
Instantaneous Speed | the speed at a single instant in time (speedometer reading in a car) |
Constant Speed | a speed that is not changing over time |
Displacement | the distance and direction of an object’s final position from its initial position |
Distance | the total path traveled |
Vector | a quantity that has a specific size and direction (displacement, velocity, acceleration) |
Average Speed | is the total distance covered divided by the total travel time. |