SI Units of Measure

Question 1

Fundamental Unit of Mass?

Answer 1

kilogram (kg)

Question 2

Fundamental Unit of Length?

Answer 2

meter (m)

Question 3

Fundamental Unit of Temperature?

Answer 3

kelvin (K)

Question 4

Fundamental Unit of Amount of Substance?

Answer 4

mole (mol)

Question 5

Fundamental Unit of Time?

Answer 5

second (s)

Question 6

Fundamental Unit of Electric Current?

Answer 6

ampere (A)

Question 7

Fundamental Unit of Luminous Intensity?

Answer 7

candela (cd)

Question 8

T

Answer 8

tera = 1,000,000,000,000 = 10^12

e.g. - 1 terabyte (Tb) = 10^12 b

Question 9

G

Answer 9

giga = 1,000,000,000 = 10^9

e.g. - 1 gigameter (Gm) = 10^9 m

Question 10

M

Answer 10

mega = 1,000,000 = 10^6

e.g. - 1 megameter (Mm) = 10^6 m

Question 11

k

Answer 11

kilo = 1,000 = 10^3

e.g. - 1 kilogram (kg) = 10^3 g

Question 12

h

Answer 12

hecto = 100 = 10^2

e.g. - 1 hectogram (hg) = 100 g

Question 13

da

Answer 13

deka = 10 = 10^1

e.g. - 1 dekagram (dag) = 10 g

Question 14

d

Answer 14

deci = 0.1 = 10^-1

e.g. - 1 decimeter (dm) = 0.1 m

Question 15

c

Answer 15

centi = 0.01 = 10^-2

e.g. - 1 centimeter (cm) = 0.01 m

Question 16

m

Answer 16

milli = 0.001 = 10^-3

e.g. - 1 milligram (mg) = 0.001 g

Question 17

u

Answer 17

micro = 0.000 001 = 10^-6

e. g. 1 micrometer (um) = 10^-6 m
e. g. 1 micrometer = 1/1000 mm

Question 18

n

Answer 18

nano = 0.000 000 001 = 10^-9

e.g. - 1 nanosecond (ns) = 10^-9 s

Question 19

p

Answer 19

pico = 0.000 000 000 001 = 10^-12

e.g. - 1 picosecond (ps) = 10^-12 s

Question 20

f

Answer 20

femto = 0.000 000 000 000 001 = 10^-15

e.g. - 1 fmol = 10^-15 mol

Question 21

m^2

Answer 21

Area = length x length

Question 22

m^3

Answer 22

Volume = area x length

Question 23

kg/m^3

Answer 23

Density = mass per unit volume

Question 24

m/s

Answer 24

Speed = distance per unit time

Question 25

m/s^2

Answer 25

Acceleration = change in speed per unit time

Question 26

(kg x m)/s^2

= (newton, N)

Answer 26

Force = mass x acceleration

Question 27

kg/(m x s^2)

= (pascal, Pa)

Answer 27

Pressure = force per unit area

Question 28

(kg x m^2)/s^2

= (joule, J)

Answer 28

Energy = force x distance

Question 29

Celsius to Fahrenheit?

Answer 29

F = (9/5 x C) + 32

Question 30

Fahrenheit to Celsius?

Answer 30

C = 5/9 (F - 32)

Question 31

Celsius to Kelvin?

Answer 31

K = C + 273.15

Question 32

Kelvin to Celsius?

Answer 32

C = K - 273.15