Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
14 Cards in this Set
- Front
- Back
|
Displacement |
A measurement of the change in position of a moving body; a straight line connecting the start and end points is specified in terms of length and direction. |
|
|
Distance |
A measurement of how far apart objects are; to calculate: d=vt |
|
|
Error |
The distance between the value that is measured and the actual measurements |
|
|
Gradient |
Slope of a hill of a graph; to calculate: Gradient= rise/run |
|
|
Instantaneous Speed |
The speed of an object at a particular motion in time |
|
|
Precision |
How close measured values are to each other |
|
|
Random Error |
Error that changes |
|
|
Reaction Distance |
Distance moved while reacting to an emergency |
|
|
Reaction Time |
The Length of time it takes to respond to an emergency |
|
|
Scalar Quantity |
A quantity, such as distance or time that has size but not direction |
|
|
Speed |
The rate of change of distance, to calculate: v=d/t |
|
|
Systematic Error |
Error that always differs by the same amount |
|
|
Vector Quantity |
A quantity, such as displacement or velocity, that has size and direction |
|
|
Velocity |
The rate of change of displacement |
