TOPIC 1- KEY CONCEPTS OF PHYSICS
1.1) Recall and use the SI unit for physical quantities
o SI units- also known as the Metric System
o Used as the standard measurements of physical quantities
QUANTITY UNIT ABBREVIATION
Distance Metre m
Mass Kilogram kg
Time Second s
Current Ampere/ Amps A
Temperature Kelvin K
Amount Mole mol
1.2) Recall and use multiples and sub-multiples of units, including giga (G), mega (M),
kilo (k), centi (c), milli (m), micro (μ) and nano (n)
PREFIX ABBREVIATION MEANING STANDARD FORM
giga G Billion 109
mega M Million 106
kilo k Thousand 103
centi c Hundred 102
milli m Thousandth 10-3
micro μ Millionth 10-6
nano n Billionth 10-9
1.1) Recall and use the SI unit for physical quantities
o SI units- also known as the Metric System
o Used as the standard measurements of physical quantities
QUANTITY UNIT ABBREVIATION
Distance Metre m
Mass Kilogram kg
Time Second s
Current Ampere/ Amps A
Temperature Kelvin K
Amount Mole mol
1.2) Recall and use multiples and sub-multiples of units, including giga (G), mega (M),
kilo (k), centi (c), milli (m), micro (μ) and nano (n)
PREFIX ABBREVIATION MEANING STANDARD FORM
giga G Billion 109
mega M Million 106
kilo k Thousand 103
centi c Hundred 102
milli m Thousandth 10-3
micro μ Millionth 10-6
nano n Billionth 10-9
