SI units Flashcards by Izzy Hill

Q

amount of substance

A

n measured in mole mol

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Q

temperature

A

T measured in kelvin K using a thermometer

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Q

electric current

A

I measured in amperes A using an ammeter

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Q

mass

A

m measured in kilograms kg using a balance

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Q

time

A

t measured in seconds s using a stopwatch

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Q

nano

A

n 0.000 000 001

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Q

micro

A

µ 0.000 001

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Q

milli

A

m 0.001

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Q

centi

A

c 0.01

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Q

deci

A

d 0.1

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Q

kilo

A

k 1000

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Q

mega

A

M - 1 000 000

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Q

giga

A

G - 1 000 000 000

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Q

Density

A

ρ measured in kilograms per meter cubed kg/m3 (cubed)

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Q

resistance

A

R measured in ohms Ω

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Q

Voltage

A

V measured in volts V

Q

charge

A

Q coulombs C

Q

power

A

P is measured in watts W

Q

energy

A

E is measured in joules J

Q

frequency

A

f measured in hertz Hz

Q

volume

A

V measured in meters cubed

Q

acceleration

A

a measured in meters per second squared - m/s2(squared)

Q

force

A

F measured in newton’s - N

Q

pressure

A

p measured in pascals Pa

Q

area

A

A measured in meters squared m2(squared)

Q

speed

A

v measures in meters per second - m/s

Q

giga

A

G - 1 000 000 000

Q

kilo

A

k 1000