(1.1) - Use of SI Units & Their Prefixes Flashcards

1
Q

s(1.1.1) SI Base Unit and Symbol of

Mass

A

Kilogram, kg

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2
Q

(1.1.1) SI Base Unit and Symbol of

Length

A

Metre, m

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3
Q

(1.1.1) SI Base Unit and Symbol of

Time

A

Second, s

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4
Q

(1.1.1) SI Base Unit and Symbol of

Current

A

Ampere, A

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5
Q

(1.1.1) SI Base Unit and Symbol of

Temperature

A

Kelvin, K

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6
Q

(1.1.1) SI Base Unit and Symbol of

Amount of Substance

A

Mole, mol

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7
Q

(1.1.1) SI Base Unit and Symbol of

Force

A

Newton(N), kg ms^-2

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8
Q

(1.1.1) SI Base Unit and Symbol of

Energy

A

Joules(J), kgm^2s^-2

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9
Q

(1.1.1) SI Base Unit and Symbol of

Pressure

A

Pascal(Pa), kgm^-1s^-2

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10
Q

(1.1.2)

tera, T

A

X10^12

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11
Q

(1.1.2)

giga, G

A

X10^9

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12
Q

(1.1.2)

mega, M

A

X10^6

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13
Q

(1.1.2)

kilo, k

A

X10^3

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14
Q

(1.1.2)

centi, c

A

X10^-2

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15
Q

(1.1.2)

milli, m

A

X10^-3

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16
Q

(1.1.2)

micro, μ

A

X10^-6

17
Q

(1.1.2)

nano, n

A

X10^-9

18
Q

(1.1.2)

pico, p

A

X10^-12

19
Q

(1.1.2)

femto, f

A

X10^-15

20
Q

(1.1.2) Common Unit Conversions

Joules -> Electronvolts

A

Divide by the charge of an electron (1.6X10^-19)

21
Q

(1.1.2) Common Unit Conversions

Equation for kilowatt-hours

A
  1. 1kW h = 3600 kW s
  2. 3600kW s = 3600000 W s
  3. 3600000 W s = 3600000 J
22
Q

(1.1.2) Common Unit Conversions

Joules -> kilowatt-hours

A

Divide by (how many seconds in an hour (3600) X kilo (10^3))
= Divide by 3.6X10^6