# 2.1 Physical Quantities Flashcards

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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)
2
Q

Derived Units - Volume

A

m^3

3
Q

Derived Units - Velocity

A

ms^-1

4
Q

Derived Units - Acceleration

A

ms^-2

5
Q

Derived Units - Density

A

kg m^-3

6
Q

Derived Units - Momentum

A

kg ms^-1

7
Q

Derived Units - Force

A

newton (N)

kg ms^-2

8
Q

Derived Units - Pressure

A

pascal (Pa)

N m^-2

9
Q

Derived Units - Work Done (energy)

A

joule (J)

N m

10
Q

Derived Units - Power

A

watt (W)

J s^-1

11
Q

Derived Units - Electrical Charge

A

coulomb (C)

A s

12
Q

Derived Units - Potential Difference

A

volt (V)

J C^-1

13
Q

Derived Units - Resistance

A

ohm

V A^-1

14
Q

Derived Units - Frequency

A

hertz (Hz)

s^-1

15
Q

Prefixes - pico (p)

A

10^-12

16
Q

Prefixes - nano (n)

A

10^-9

17
Q

Prefixes - micro (mu symbol)

A

10^-6

18
Q

Prefixes - milli (m)

A

10^-3

19
Q

Prefixes - centi (c)

A

10^-2

20
Q

Prefixes - deci (d)

A

10^-1

21
Q

Prefixes - kilo (k)

A

10^3

22
Q

Prefixes - mega (M)

A

10^6

23
Q

Prefixes - giga (G)

A

10^9

24
Q

Prefixes - tera (T)

A

10^12

25
Q

Prefixes - peta (P)

A

10^15

26
Q

Prefixes - exa (E)

A

10^18

27
Q

Prefixes - femto (f)

A

10^-15

28
Q

Prefixes - atto (a)

A

10^-18

29
Q

Prefixes - 10^18

A

exa (E)

30
Q

Prefixes - 10^15

A

peta (P)

31
Q

Prefixes - 10^12

A

tera (T)

32
Q

Prefixes - 10^9

A

giga (G)

33
Q

Prefixes - 10^6

A

mega (M)

34
Q

Prefixes - 10^3

A

kilo (k)

35
Q

Prefixes - 10^2

A

hecto (h)

36
Q

Prefixes - hecto (h)

A

10^2

37
Q

Prefixes - deka (da)

A

10^1

38
Q

Prefixes - 10^1

A

deka (da)

39
Q

Prefixes - 10^-1

A

deci (d)

40
Q

Prefixes - 10^-2

A

centi (c)

41
Q

Prefixes - 10^-3

A

milli (m)

42
Q

Prefixes - 10^-6

A

micro (mu symbol)

43
Q

Prefixes - 10^-9

A

nano (n)

44
Q

Prefixes - 10^-12

A

pico (p)

45
Q

Prefixes - 10^-15

A

femto (f)

46
Q

Prefixes - 10^-18

A

atto (a)