thumbnail

Physics Standard Units, Constants & Prefixes

Units, constants and prefixes that are commonly used in physics and other sciences.
https://www.nist.gov/pml/owm/metric-si-prefixes
https://www.nist.gov/pml/owm/metric-si/si-units
https://en.wikipedia.org/wiki/List_of_physical_constants
Quiz by
CalumMcBean
Rate:
Last updated: July 27, 2025
You have not attempted this quiz yet.
First submittedMarch 21, 2025
Times taken165
Average score46.9%
Report this quizReport
6:00
Enter answer here
0
 / 64 guessed
The quiz is paused. You have remaining.
Scoring
You scored / = %
This beats or equals % of test takers also scored 100%
The average score is
Your high score is
Your fastest time is
Keep scrolling down for answers and more stats ...
Base Units
m
Meter
s
Second
kg
Kilogram
mol
Mole
A
Ampere
K
Kelvin
cd
Candela
Derived Units
J
Joule
W
Watt
N
Newton
Pa
Pascal
C
Coulomb
°C
Celsius
kat
Katal
lx
Lux
lm
Lumen
V
Volt
Ω
Ohm
Wb
Weber
Derived Units
S
Siemens
H
Henry
T
Tesla
Gy
Gray
Sv
Sievert
Bq
Becquerel
Hz
Hertz
F
Farad
sr
Steradians
rad
Radian
°
Degree
ly
Light Years
Physical Constants
c
Speed of Light
h
Planck Constant
k
Boltzmann Constant
G
Gravitational Constant
Λ
Cosmological Constant
Physical Constants
σ
Stefan–Boltzmann Constant
e
Elementary charge
NA
Avogadro Constant
H0
Hubble's Constant
Prefixes
Q
Quetta
R
Ronna
Y
Yotta
Z
Zetta
E
Exa
P
Peta
T
Tera
G
Giga
M
Mega
k
Kilo
h
Hecto
da
Deka
Prefixes
d
Deci
c
Centi
m
Milli
μ
Micro
n
Nano
p
Pico
f
Femto
a
Atto
z
Zepto
y
Yocto
r
Ronto
q
Quecto
Save Your Stats
Your Next Quiz
Name all 50 states in the USA. Easy, right?
Can you name the capitals cities of all 196 countries in the world?
Can you name these islands whose names start with each letter of the alphabet?
For each selected category and continent, name ANY country which fits the criteria.
2 Comments
+2
Level 42
Jul 10, 2025
That's not how Celsius is spelt. Also wavelength isn't a unit.

Overall cool quiz though!

+1
Level 38
Jul 27, 2025
My bad I've fixed now, thanks for letting me know!