Prefix

Question 1

Quetta

Answer 1

Factor: 10³⁰
Name: Nonillion (U.S. short scale)
Letter: Q

Question 2

Ronna

Answer 2

Factor: 10²⁷
Name: Octillion (U.S. short scale)
Letter: R

Question 3

Yotta

Answer 3

Factor: 10²⁴
Name: Septillion (U.S. short scale)
Letter: Y

Question 4

Zetta

Answer 4

Factor: 10²¹
Name: Sextillion (U.S. short scale)
Letter: Z

Question 5

Exa

Answer 5

Factor: 10¹⁸
Name: Quintillion
Letter: E

Question 6

Peta

Answer 6

Factor: 10¹⁵
Name: Quadrillion
Letter: P

Question 7

Tera

Answer 7

Factor: 10¹²
Name: Trillion
Letter: T

Question 8

Giga

Answer 8

Factor: 10⁹
Name: Billion
Letter: G

Question 9

Mega

Answer 9

Factor: 10⁶
Name: Million
Letter: M

Question 10

Kilo

Answer 10

Factor: 10³
Name: Thousand
Letter: k

Question 11

Hecto

Answer 11

Factor: 10²
Name: Hundred
Letter: h

Question 12

Deca

Answer 12

Factor: 10¹
Name: Ten
Letter: da

Question 13

Unit

Answer 13

Factor: 10⁰ = 1
Name: One, Unity

Question 14

Deci

Answer 14

Factor: 10⁻¹
Name: Tenth
Letter: d

Question 15

Centi

Answer 15

Factor: 10⁻²
Name: Hundredth
Letter: c

Question 16

Milli

Answer 16

Factor: 10⁻³
Name: Thousandth
Letter: m

Question 17

Micro

Answer 17

Factor: 10⁻⁶
Name: Millionth
Letter: µ (mu)

Question 18

Nano

Answer 18

Factor: 10⁻⁹
Name: Billionth
Letter: n

Question 19

Pico

Answer 19

Factor: 10⁻¹²
Name: Trillionth
Letter: p

Question 20

Femto

Answer 20

Factor: 10⁻¹⁵
Name: Quadrillionth
Letter: f

Question 21

Atto

Answer 21

Factor: 10⁻¹⁸
Name: Quintillionth
Letter: a

Question 22

Zepto

Answer 22

Factor: 10⁻²¹
Name: Sextillionth
Letter: z

Question 23

Yocto

Answer 23

Factor: 10⁻²⁴
Name: Septillionth
Letter: y

Question 24

Ronto

Answer 24

Factor: 10⁻²⁷
Name: Octillionth
Letter: r

Question 25

Quecto

Answer 25

Factor: 10⁻³⁰
Name: Nonillionth
Letter: q