Measurement and their errors Flashcards
1
Q
How do you work out percentage uncertainty of multiple measurements?
A
Percentage uncertainty =
half the range / mean value x 100
2
Q
How do you work out percentage uncertainty of a single value?
A
Percentage uncertainty =
absolute uncertainty / measured value x 100
3
Q
Tera (T)
A
10 ^ 12
4
Q
Mega (M)
A
10 ^ 6
5
Q
nano (n)
A
10 ^ -9
6
Q
micro (μ)
A
10 ^ -6
7
Q
Giga (G)
A
10 ^ 9
8
Q
milli (m)
A
10 ^ -3
9
Q
pico (p)
A
10 ^ -12
10
Q
femto (f)
A
10 ^ -15
