IGCSE Units Flashcards
1
Q
Length (l), Height (h), Distance (d)
A
m (or km, cm, mm)
2
Q
Area (A)
A
m² (or cm²)
3
Q
Volume (V)
A
m³ (or dm³, cm³)
4
Q
Weight (W)
A
N
5
Q
Time (t)
A
s (or min, h, ms)
6
Q
Density (d or ρ)
A
kg/m³ or g/cm³
7
Q
mass (m)
A
kg (or g, mg)
8
Q
speed (s)
A
m/s (or km/h, cm/s)
9
Q
Velocity (u = initial velocity v = final velocity)
A
m/s (or km/h, cm/s)
10
Q
acceleration (a)
A
m/s²
11
Q
acceleration of free fall or gravity (g) g = 10 on earth
A
m/s²
12
Q
Force (F)
A
N
13
Q
Work Done (W)
A
J
14
Q
Energy (E)
A
J
15
Q
Power (P)
A
W
16
Q
Pressure (P)
A
Pa (or N/m² or N/cm²)
17
Q
Temperature (T)
A
°C
18
Q
Specific Heat Capacity (c)
A
J/(kg°C)
19
Q
Frequency (f)
A
Hz
20
Q
Wavelength (λ)
A
m (or cm)
21
Q
Focal Length (f)
A
cm or mm
22
Q
Angle of incidence (i)
A
degree (°)
23
Q
Angle of refraction (r)
A
degree (°)
24
Q
Angle of reflection (r)
A
degree (°)
25
Critical Angle (c)
degree (°)
26
potential difference / voltage (V)
V (or mV)
27
Current (I)
A (or mA)
28
Charge (Q)
C (or As)
29
E.m.f. (E)
V
30
Resistance (R)
Ω
