2.1 Physical Quantities Flashcards

1
Q

What are the seven SI base quantities and units? (7)

A
  • Length - metre (m)
  • Mass - kilogram (kg)
  • Time - second (s)
  • Electric current - ampere (A)
  • Temperature - kelvin (K)
  • Amount of substance - mole (mol)
  • Luminous intensity - candela (cd)
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2
Q

Derived Units - Volume

A

m^3

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3
Q

Derived Units - Velocity

A

ms^-1

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4
Q

Derived Units - Acceleration

A

ms^-2

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5
Q

Derived Units - Density

A

kg m^-3

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6
Q

Derived Units - Momentum

A

kg ms^-1

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7
Q

Derived Units - Force

A

newton (N)

kg ms^-2

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8
Q

Derived Units - Pressure

A

pascal (Pa)

N m^-2

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9
Q

Derived Units - Work Done (energy)

A

joule (J)

N m

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10
Q

Derived Units - Power

A

watt (W)

J s^-1

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11
Q

Derived Units - Electrical Charge

A

coulomb (C)

A s

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12
Q

Derived Units - Potential Difference

A

volt (V)

J C^-1

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13
Q

Derived Units - Resistance

A

ohm

V A^-1

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14
Q

Derived Units - Frequency

A

hertz (Hz)

s^-1

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15
Q

Prefixes - pico (p)

A

10^-12

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16
Q

Prefixes - nano (n)

A

10^-9

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17
Q

Prefixes - micro (mu symbol)

A

10^-6

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18
Q

Prefixes - milli (m)

A

10^-3

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19
Q

Prefixes - centi (c)

20
Q

Prefixes - deci (d)

21
Q

Prefixes - kilo (k)

22
Q

Prefixes - mega (M)

23
Q

Prefixes - giga (G)

24
Q

Prefixes - tera (T)

25
Prefixes - peta (P)
10^15
26
Prefixes - exa (E)
10^18
27
Prefixes - femto (f)
10^-15
28
Prefixes - atto (a)
10^-18
29
Prefixes - 10^18
exa (E)
30
Prefixes - 10^15
peta (P)
31
Prefixes - 10^12
tera (T)
32
Prefixes - 10^9
giga (G)
33
Prefixes - 10^6
mega (M)
34
Prefixes - 10^3
kilo (k)
35
Prefixes - 10^2
hecto (h)
36
Prefixes - hecto (h)
10^2
37
Prefixes - deka (da)
10^1
38
Prefixes - 10^1
deka (da)
39
Prefixes - 10^-1
deci (d)
40
Prefixes - 10^-2
centi (c)
41
Prefixes - 10^-3
milli (m)
42
Prefixes - 10^-6
micro (mu symbol)
43
Prefixes - 10^-9
nano (n)
44
Prefixes - 10^-12
pico (p)
45
Prefixes - 10^-15
femto (f)
46
Prefixes - 10^-18
atto (a)