Density
Density = mass/volume
Pressure
Pressure = Force/area
Speed
Speed = distance/time
Metric unit conversions: Km→ m
1Km = 1000m
m → cm
1m = 100cm
cm → mm
1cm = 10mm
tones → Kg
1 ton = 1000Kg
Kg → g
1Kg = 1000g
Litres → ml
1l = 1000ml
£ → p
£1 = 100p
Metric to imperial conversions: (the two measurements are equal to each other.)
Kg = pounds
1Kg = 2.2 pounds
Litres = pints
1 litre = 1.75 pints
Litres = gallons
4.5 litres = 1 gallon
Km = miles
8Km = 5 miles
Cm = feet
30cm = 1 foot