Speed
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Kilometres per hour (km/h)
Kilometres per second (km/s)
Knots (knot)
Metres per second (m/s)
Millimetres per second (mm/s)
Miles per hour (mph)
Micrometres per second (µm/s)
Speed of light
Feet per second
Miles per second
Speed of sound
Kilometres per hour (km/h)
Kilometres per second (km/s)
Knots (knot)
Metres per second (m/s)
Millimetres per second (mm/s)
Miles per hour (mph)
Micrometres per second (µm/s)
Speed of light
Feet per second
Miles per second
Speed of sound
Feet per second
=
Millimetres per second
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Length
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Speed
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