P2 Flashcards
1
Q
What are the 7 base units
A
m, kg, s, A, K, mol
and cd (luminosity but not assessed)
2
Q
10^15 and 10^-15 prefixes
and 10^-12
A
peta and femto
pico
3
Q
How to convert from degrees to kelvin
A
Add 273 to the C value (hence absolute 0 = -273 degrees C)
4
Q
What is a derived unit
A
Units made from base units
5
Q
Force/newton in base units
A
kgms-2
6
Q
Energy/work/joules base units
A
kgm2s-2
7
Q
Power/watts base units
A
Js-1
8
Q
frequency base units
A
s-1
9
Q
shc (J/kgC) base units
A
Nmkg-1K-1
