measurements Flashcards
1
Q
scalar quantities
A
a physical quantity that can be represented by a magnitude only
2
Q
vector quantities
A
a physical quantity that possesses a magnitude and direction in space
3
Q
systematic error
A
an error that leads to readings consistently above or consistently below the actual value
4
Q
random error
A
an error that leads to a scatter of readings about a mean value
5
Q
accuracy
A
measure of how close a reading of an average set of readings is to the actual value
6
Q
precision
A
measure of how small the spread of repeated readings is about the average value
