⚡
Browse

SI Metric Prefixes

Learn the SI metric prefixes and their corresponding powers of ten.

Science24 items3 levelsDifficulty 3/5
Start training →

Free · no signup · works on any device

Levels

Start easy — harder levels unlock as you improve, or jump ahead anytime.

1
Common prefixes
7 items
2
Extended prefixes
7 items
3
Extreme prefixes
10 items

All 24 cards

kilo
→
10^3
centi
→
10^-2
milli
→
10^-3
mega
→
10^6
deci
→
10^-1
giga
→
10^9
micro
→
10^-6
hecto
→
10^2
deca
→
10^1
nano
→
10^-9
tera
→
10^12
pico
→
10^-12
peta
→
10^15
femto
→
10^-15
exa
→
10^18
atto
→
10^-18
zetta
→
10^21
zepto
→
10^-21
yotta
→
10^24
yocto
→
10^-24
ronna
→
10^27
ronto
→
10^-27
quetta
→
10^30
quecto
→
10^-30

Keep going

Famous Physics Equations and What They Describe

Recognize iconic physics equations and recall the laws or quantities they describe.

Science28 items

Newton's Laws and Core Mechanics Terms

Master Newton's three laws and the essential vocabulary of classical mechanics.

Science32 items

SI Units and What They Measure

Match each International System of Units (SI) unit to the physical quantity it measures.

Science29 items

Periodic Table

Every element's symbol and name — all 118, from hydrogen to oganesson.

Science118 items