click below
click below
Normal Size Small Size show me how
Cailynne
Chapter 11 Vocab
Term | Definition |
---|---|
frame of reference | system of objects that are not moving with respect to one another |
relative motion | movement in relation to a frame of reference |
distance | the length of the path between two pointws |
vector | quantity that had magnitude and direction |
relative vector | the vector sum of two or more vectors |
speed | the ratio of distance a object moves to the amount of time the object moves |
average speed | the total distance traveled , divided by the time it takes to travel that distant |
instantaneous speed | the rate at which an object is moving at an given moment in time |
velocity | the speed and direction in which an object is moving |
acceleration | the rate at which at velocity changes |
free fall | the movement of an object toward earth solely because of gravity |
constant acceleration | steady change in velocity |
linear graph | the displayed data in which the data forms straight lined parts |
non linear graph | a curve connects the data points that are plotted |