Prefixes Flashcards
What does the prefix m stand for?
milli
e.g. 6 mA
What does the prefix G stand for?
giga
e.g. 5 GHz
What does the prefix M stand for?
mega
e.g. 5 MW
What does the prefix k stand for?
kilo
e.g. 2 km
What does the prefix c stand for?
centi
e.g. 8 cm
What does the prefix µ stand for?
micro
e.g. 7 µs
What does the prefix n stand for?
nano
e.g. 2 nm
What is the multiple for giga?
x1 000 000 000
10⁹
(a billion)
What is the multiple for mega?
x1 000 000
10⁶
(a million)
What is the multiple for kilo?
x1000
10³
What is the multiple for centi?
÷ 100
10⁻²
What is the multiple for milli?
÷ 1000
10⁻³
What is the multiple for micro?
÷ 1 000 000
10⁻⁶
(divided by a million)
What is the multiple for nano?
÷ 1 000 000 000
10⁻⁹
(divided by a billion)
Do you round numbers when you use significant figures?
yes