Home Calculators Tools Games Unit Converters Length Area Liquid Volume Energy Mass Pressure Velocity Number Of Units From   To Centimeters Centimeters Meters Meters Kilometers Kilometers Inches Inches Feet Feet Yards Yards Chains Chains Miles Miles From   To Square Meters Square Meters Square Inches Square Inches Square Feet Square Feet Square Yards Square Yards Square Rods Square Rods Square Chains Square Chains Roods Roods Acres Acres Square Miles Square Miles From   To Minims Minims Drams Drams Ounces Ounces Gills Gills Pints Pints Quarts Quarts Gallons Gallons Barrels Barrels From   To Cubic Inches Cubic Inches Cubic Feet Cubic Feet Cubic Yards Cubic Yards US Fluid Ounces* US Fluid Ounces* US Liquid Quarts US Liquid Quarts US Dry Quarts US Dry Quarts US Gallons US Gallons US Bushels US Bushels Liters Liters From   To Joules Joules Kg-meters Kg-meters Ft-lbs Ft-lbs Kw-hrs Kw-hrs Metric Hp-hrs Metric Hp-hrs US Hp-hrs US Hp-hrs Liter-atm Liter-atm K-cal K-cal Btu Btu From   To Kilograms Kilograms Grains Grains Troy Ounces Troy Ounces Apothecary Ounces Apothecary Ounces Troy Pounds Troy Pounds Apothecary Pounds Apothecary Pounds Short Tons Short Tons Long Tons Long Tons Metric Tons Metric Tons From   To megadynes / cm2 megadynes / cm2 kg / cm2 kg / cm2 lb / in2 lb / in2 Atmospheres Atmospheres Hg * Meters Hg * Meters Hg * Inches Hg * Inches H2O * Meters H2O * Meters H2O * Inches H2O * Inches H2O * Feet H2O * Feet From   To cm/sec cm/sec m/sec m/sec m/min m/min km/hr km/hr ft/sec ft/sec ft/min ft/min mph mph Knots Knots