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Current Speed / Velocity:

mm/s - millimetres per sec.cm/s - centimetres per sec.m/s - metres per secondkm/h - kilometres per hourInches per secondFeet per secondYards per second miles per hour

Initial Speed / Velocity:

mm/s - millimetres per sec.cm/s - centimetres per sec.m/s - metres per secondkm/h - kilometres per hourInches per secondFeet per second Yards per secondmiles per hour

Time:

pS - picoSecondsnS - nanoSecondsuS - microSecondsmS - milliSecondsS - Secondsm - MinutesH - HoursDays

Distance:

Units mm - millimetrescm - centimetresm - metreskm - kilometresInchesFeetYards milesrodschainsfurlongs

Acceleration / Gravity:

mm/s - millimetres per sec per sec.cm/s - centimetres per sec per sec.m/s - metres per second per secondkm/h - kilometres per hour per hour Inches per second per secondFeet per second per secondYards per second per secondmiles per hour per hour

(Optional) Use Gravity:

None / Choose:Earth AverageEquatorial AverageValue at North/South PoleLowest: Mexico City Highest: Oslo and HelsinkiAmsterdamAthensAuckland, NZBangkokBrusselsBuenos AiresCalcuttaCape Town ChicagoCopenhagenFrankfurtEdinburghHavanaHelsinkiIstanbulJakartaKuwait LisbonLondonLos AngelesMadridManilaMexico CityNicosiaNew YorkOslo OttawaParisRio de JaneiroRomeSan FranciscoSingaporeStockholmSydneyTaipei TokyoVancouver, BCWashington, DCWellington, NZZurichMercuryVenusMars JupiterSaturnUranusNeptunePlutoMoonSun